#255F84#255F84

#255F84 is a mid, moderate cyan. Relative luminance 0.102; OKLCH L 46.5% C 0.085 H 240.2°. Best body text is #FFFFFF at 6.89:1 contrast (WCAG AA passes).

Color values

HEX	#255F84
RGB	rgb(37, 95, 132)
HSL	hsl(203, 56%, 33%)
HSV	hsv(203, 72%, 52%)
CMYK	cmyk(72%, 28%, 0%, 48.2%)
CIE-LAB	lab(38.27, -5.89, -26.10)
CIE-LCH	lch(38.27, 26.75, 257.28°)
OKLab	oklab(46.5% -0.0421 -0.0736)
OKLCH	oklch(46.5% 0.085 240.2)
XYZ	xyz(9.0184, 10.2427, 23.3271)
Luminance	0.1024 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#255F84 #844A25

analogous

#258479 #255F84 #253084

triadic

#255F84 #84255F #5F8425

tetradic

#255F84 #792584 #844A25 #308425

square

#255F84 #792584 #844A25 #308425

split-complementary

#255F84 #842530 #847925

monochromatic

#0A1A24 #183D54 #255F84 #3281B4 #549FCF

Accessibility & contrast

On white

6.89

#255F84 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.05

#255F84 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #255F84

6.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##255F84	#FFFFFF	#000000	##FFFFFF
##255F84	1.00	6.89	3.05	6.89
#FFFFFF	6.89	1.00	21.00	1.00
#000000	3.05	21.00	1.00	21.00
##FFFFFF	6.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4E5F86

Deuteranopia (green-blind)

#415683

Tritanopia (blue-blind)

#00686C

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #255f84;
/* rgb */ color: rgb(37, 95, 132);
/* oklch */ color: oklch(46.5% 0.085 240.2);

Tailwind

colors: {
  custom: {
    50: '#6c8ca8',
    500: '#255f84',
    950: '#000000',
  },
}

SCSS

$custom: #255f84;
$custom-light: #6c8ca8;
$custom-dark: #000000;

JSON

{
  "hex": "#255f84",
  "rgb": {
    "r": 37,
    "g": 95,
    "b": 132
  },
  "hsl": {
    "h": 203.368,
    "s": 56.213,
    "l": 33.137
  },
  "oklch": {
    "l": 0.46501,
    "c": 0.08477,
    "h": 240.2
  },
  "luminance": 0.10244
}

Semantic roles & 50–950 ramp

primary

#255F84

secondary

#B37851

accent

#8348E0

background

#F6F8FA

surface

#ECF0F4

border

#C7CBCE

text

#080C0F

muted

#7B7D7F

Preview Lab

Preview with #255F84

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

Preview Lab → · Contrast checker → · Palette generator →