#FFC551#FFC551

#FFC551 is a very light, vivid orange. Relative luminance 0.618; OKLCH L 85.5% C 0.145 H 81.7°. Best body text is #000000 at 13.36:1 contrast (WCAG AA passes).

Color values

HEX	#FFC551
RGB	rgb(255, 197, 81)
HSL	hsl(40, 100%, 66%)
HSV	hsv(40, 68%, 100%)
CMYK	cmyk(0%, 22.7%, 68.2%, 0%)
CIE-LAB	lab(82.80, 9.38, 63.92)
CIE-LCH	lch(82.80, 64.60, 81.66°)
OKLab	oklab(85.52% 0.021 0.1439)
OKLCH	oklch(85.52% 0.145 81.7)
XYZ	xyz(62.6952, 61.7910, 16.4077)
Luminance	0.6179 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#FFC551 #518BFF

analogous

#FF6E51 #FFC551 #E2FF51

triadic

#FFC551 #51FFC5 #C551FF

tetradic

#FFC551 #51FF6E #518BFF #FF51E2

square

#FFC551 #51FF6E #518BFF #FF51E2

split-complementary

#FFC551 #51E2FF #6E51FF

monochromatic

#D68E00 #FFB114 #FFC551 #FFD98E #FFEECB

Accessibility & contrast

On white

1.57

#FFC551 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.36

#FFC551 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #FFC551

13.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##FFC551	#FFFFFF	#000000	##000000
##FFC551	1.00	1.57	13.36	13.36
#FFFFFF	1.57	1.00	21.00	21.00
#000000	13.36	21.00	1.00	1.00
##000000	13.36	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DDC643

Deuteranopia (green-blind)

#EBD455

Tritanopia (blue-blind)

#FFB3AD

Achromatopsia (no color)

#CECECE

Design tokens & code

CSS

--color: #ffc551;
/* rgb */ color: rgb(255, 197, 81);
/* oklch */ color: oklch(85.5% 0.145 81.7);

Tailwind

colors: {
  custom: {
    50: '#ffd687',
    500: '#ffc551',
    950: '#000000',
  },
}

SCSS

$custom: #ffc551;
$custom-light: #ffd687;
$custom-dark: #000000;

JSON

{
  "hex": "#ffc551",
  "rgb": {
    "r": 255,
    "g": 197,
    "b": 81
  },
  "hsl": {
    "h": 40,
    "s": 100,
    "l": 65.882
  },
  "oklch": {
    "l": 0.85521,
    "c": 0.1454,
    "h": 81.7
  },
  "luminance": 0.61787
}

Semantic roles & 50–950 ramp

primary

#FFC551

secondary

#255ED0

accent

#4CE600

background

#FFFEFC

surface

#FFFBF4

border

#D7D4CE

text

#19140C

muted

#87837F

Preview Lab

Preview with #FFC551

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

Preview Lab → · Contrast checker → · Palette generator →