#FF6451#FF6451

#FF6451 is a light, vivid red. Relative luminance 0.310; OKLCH L 69.9% C 0.193 H 29.7°. Best body text is #000000 at 7.19:1 contrast (WCAG AA passes).

Color values

HEX#FF6451
RGBrgb(255, 100, 81)
HSLhsl(7, 100%, 66%)
HSVhsv(7, 68%, 100%)
CMYKcmyk(0%, 60.8%, 68.2%, 0%)
CIE-LABlab(62.49, 57.89, 41.41)
CIE-LCHlch(62.49, 71.18, 35.58°)
OKLaboklab(69.87% 0.1672 0.0955)
OKLCHoklch(69.87% 0.193 29.7)
XYZxyz(47.2872, 30.9749, 11.2717)
Luminance0.3097 (WCAG relative)
Temperaturewarm
Familyred

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#FF6451 #51ECFF
analogous
#FF5195 #FF6451 #FFBB51
triadic
#FF6451 #51FF64 #6451FF
tetradic
#FF6451 #95FF51 #51ECFF #BB51FF
square
#FF6451 #95FF51 #51ECFF #BB51FF
split-complementary
#FF6451 #51FFBB #5195FF
monochromatic
#D61700 #FF2D14 #FF6451 #FF9B8E #FFD1CB

Accessibility & contrast

On white

2.92
#FF6451 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

7.19
#FF6451 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #FF6451
7.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##FF6451#FFFFFF#000000##000000
##FF64511.002.927.197.19
#FFFFFF2.921.0021.0021.00
#0000007.1921.001.001.00
##0000007.1921.001.001.00

Color blindness preview

Protanopia (red-blind)
#8E824E
Deuteranopia (green-blind)
#B4A44D
Tritanopia (blue-blind)
#FF4160
Achromatopsia (no color)
#979797

Design tokens & code

CSS
--color: #ff6451;
/* rgb */ color: rgb(255, 100, 81);
/* oklch */ color: oklch(69.9% 0.193 29.7);
Tailwind
colors: {
  custom: {
    50: '#ff9682',
    500: '#ff6451',
    950: '#000000',
  },
}
SCSS
$custom: #ff6451;
$custom-light: #ff9682;
$custom-dark: #000000;
JSON
{
  "hex": "#ff6451",
  "rgb": {
    "r": 255,
    "g": 100,
    "b": 81
  },
  "hsl": {
    "h": 6.552,
    "s": 100,
    "l": 65.882
  },
  "oklch": {
    "l": 0.6987,
    "c": 0.19254,
    "h": 29.7
  },
  "luminance": 0.30968
}

Semantic roles & 50–950 ramp

primary
#FF6451
secondary
#B9ECF3
accent
#CCE600
background
#FFF9F8
surface
#FFF2EF
border
#D7CCCA
text
#1A0E0A
muted
#877E7C

Preview Lab

Preview with #FF6451

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →

#FF6451 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva