FF0A0A

COLOR
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FF0A0A

Vivid Colors
sRGB Model ? COPY
R 255
G 10
B 10
HSL Model ? COPY
H 0°
S 100%
L 52%
CMYK Print ? COPY
C 0
M 96
Y 96
K 0
CIE-Lab ? COPY
L 53.49
a 79.49
b 64.89
CIE-XYZ ? COPY
X 41.4
Y 21.5
Z 2.25
OKLCH (Next-Gen) ? COPY
L 62.99%
C 0.256
H 29
HSB Model ? COPY
H 0°
S 96%
B 100%
HWB Model ? COPY
H 0°
W 4%
B 0%
CIE-LUV ? COPY
L 53.49
u 173.13
v 37.34

WCAG Accessibility Score

Sample Text
3.96
AA: FAIL / AAA: FAIL
Sample Text
5.3
AA: PASS / AAA: FAIL

Vision Simulation

Protanopia #94920a
Deuteranopia #a3b50a
Tritanopia #f20a0a
Achromatopsia #535353

TINTS

TONES

Physical Match

Closest Standard Match

RAL 3026

SET: 德国RAL-Classic
DELTA E: 4.78

HARMONIES

Complementary
Analogous
Split Complementary
Triadic
Tetradic
Monochromatic

Smart Gradients

COPY CSS
Basic Light
COPY CSS
Deep Gravity
COPY CSS
Aurora Flow
COPY CSS
Cyber Clash
COPY CSS
Soft Mist

Description

あざやかな赤系の色

Developer Handoff

CSS Variables 
:root {
  --ff0a0a: #FF0A0A;
}
Tailwind Config 
colors: {
  'ff0a0a': '#FF0A0A',
}
SCSS / Sass 
$ff0a0a: #FF0A0A;
Design Token 
{
    "name": "FF0A0A",
    "value": "#FF0A0A"
}

UI Application / Simulation

Real-time UI Preview

View the actual rendering effect of this color in dashboards, mobile apps, chat interfaces, calendars, etc.
Click to open full-screen immersive preview.

Open UI Kit

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