#255B99#255B99

#255B99 is a mid, moderate cyan. Relative luminance 0.102; OKLCH L 46.8% C 0.116 H 254.1°. Best body text is #FFFFFF at 6.92:1 contrast (WCAG AA passes).

Color values

HEX	#255B99
RGB	rgb(37, 91, 153)
HSL	hsl(212, 61%, 37%)
HSV	hsv(212, 76%, 60%)
CMYK	cmyk(75.8%, 40.5%, 0%, 40%)
CIE-LAB	lab(38.15, 4.59, -38.98)
CIE-LCH	lch(38.15, 39.25, 276.71°)
OKLab	oklab(46.77% -0.0318 -0.1113)
OKLCH	oklch(46.77% 0.116 254.1)
XYZ	xyz(10.2517, 10.1742, 31.5543)
Luminance	0.1017 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#255B99 #996325

analogous

#259599 #255B99 #292599

triadic

#255B99 #99255B #5B9925

tetradic

#255B99 #992595 #996325 #259929

square

#255B99 #992595 #996325 #259929

split-complementary

#255B99 #992925 #959925

monochromatic

#0D2036 #193E68 #255B99 #3178CA #6098D9

Accessibility & contrast

On white

6.92

#255B99 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.03

#255B99 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #255B99

6.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##255B99	#FFFFFF	#000000	##FFFFFF
##255B99	1.00	6.92	3.03	6.92
#FFFFFF	6.92	1.00	21.00	1.00
#000000	3.03	21.00	1.00	21.00
##FFFFFF	6.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E609B

Deuteranopia (green-blind)

#2B5598

Tritanopia (blue-blind)

#006A72

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #255b99;
/* rgb */ color: rgb(37, 91, 153);
/* oklch */ color: oklch(46.8% 0.116 254.1);

Tailwind

colors: {
  custom: {
    50: '#7088b7',
    500: '#255b99',
    950: '#000000',
  },
}

SCSS

$custom: #255b99;
$custom-light: #7088b7;
$custom-dark: #000000;

JSON

{
  "hex": "#255b99",
  "rgb": {
    "r": 37,
    "g": 91,
    "b": 153
  },
  "hsl": {
    "h": 212.069,
    "s": 61.053,
    "l": 37.255
  },
  "oklch": {
    "l": 0.46772,
    "c": 0.11572,
    "h": 254.1
  },
  "luminance": 0.10175
}

Semantic roles & 50–950 ramp

primary

#255B99

secondary

#BE905C

accent

#9944E4

background

#F7F8FB

surface

#EDEFF6

border

#C8CAD0

text

#090B11

muted

#7B7C80

Preview Lab

Preview with #255B99

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

Preview Lab → · Contrast checker → · Palette generator →