#255197#255197

#255197 is a dark, vivid blue. Relative luminance 0.085; OKLCH L 44.3% C 0.125 H 259.4°. Best body text is #FFFFFF at 7.77:1 contrast (WCAG AA passes).

Color values

HEX	#255197
RGB	rgb(37, 81, 151)
HSL	hsl(217, 61%, 37%)
HSV	hsv(217, 75%, 59%)
CMYK	cmyk(75.5%, 46.4%, 0%, 40.8%)
CIE-LAB	lab(35.03, 10.37, -42.78)
CIE-LCH	lch(35.03, 44.02, 283.63°)
OKLab	oklab(44.31% -0.023 -0.1226)
OKLCH	oklch(44.31% 0.125 259.4)
XYZ	xyz(9.2893, 8.5115, 30.4255)
Luminance	0.0851 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#255197 #976B25

analogous

#258A97 #255197 #322597

triadic

#255197 #972551 #519725

tetradic

#255197 #97258A #976B25 #259732

square

#255197 #97258A #976B25 #259732

split-complementary

#255197 #973225 #8A9725

monochromatic

#0D1C35 #193766 #255197 #316BC8 #5F8DD8

Accessibility & contrast

On white

7.77

#255197 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.70

#255197 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #255197

7.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##255197	#FFFFFF	#000000	##FFFFFF
##255197	1.00	7.77	2.70	7.77
#FFFFFF	7.77	1.00	21.00	1.00
#000000	2.70	21.00	1.00	21.00
##FFFFFF	7.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2D589A

Deuteranopia (green-blind)

#144D96

Tritanopia (blue-blind)

#00616C

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #255197;
/* rgb */ color: rgb(37, 81, 151);
/* oklch */ color: oklch(44.3% 0.125 259.4);

Tailwind

colors: {
  custom: {
    50: '#7081b6',
    500: '#255197',
    950: '#000000',
  },
}

SCSS

$custom: #255197;
$custom-light: #7081b6;
$custom-dark: #000000;

JSON

{
  "hex": "#255197",
  "rgb": {
    "r": 37,
    "g": 81,
    "b": 151
  },
  "hsl": {
    "h": 216.842,
    "s": 60.638,
    "l": 36.863
  },
  "oklch": {
    "l": 0.44308,
    "c": 0.12473,
    "h": 259.4
  },
  "luminance": 0.08513
}

Semantic roles & 50–950 ramp

primary

#255197

secondary

#BD975B

accent

#A644E4

background

#F7F7FB

surface

#EDEEF6

border

#C8C9D0

text

#080A11

muted

#7B7C80

Preview Lab

Preview with #255197

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

Preview Lab → · Contrast checker → · Palette generator →