#255091#255091

#255091 is a dark, moderate blue. Relative luminance 0.082; OKLCH L 43.7% C 0.117 H 258.6°. Best body text is #FFFFFF at 7.97:1 contrast (WCAG AA passes).

Color values

HEX	#255091
RGB	rgb(37, 80, 145)
HSL	hsl(216, 59%, 36%)
HSV	hsv(216, 74%, 57%)
CMYK	cmyk(74.5%, 44.8%, 0%, 43.1%)
CIE-LAB	lab(34.34, 8.69, -40.23)
CIE-LCH	lch(34.34, 41.16, 282.19°)
OKLab	oklab(43.66% -0.0232 -0.1151)
OKLCH	oklch(43.66% 0.117 258.6)
XYZ	xyz(8.7406, 8.1740, 27.8997)
Luminance	0.0818 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#255091 #916625

analogous

#258691 #255091 #302591

triadic

#255091 #912550 #509125

tetradic

#255091 #912586 #916625 #259130

square

#255091 #912586 #916625 #259130

split-complementary

#255091 #913025 #869125

monochromatic

#0C1A2F #193560 #255091 #316BC2 #5B8CD5

Accessibility & contrast

On white

7.97

#255091 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.64

#255091 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #255091

7.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##255091	#FFFFFF	#000000	##FFFFFF
##255091	1.00	7.97	2.64	7.97
#FFFFFF	7.97	1.00	21.00	1.00
#000000	2.64	21.00	1.00	21.00
##FFFFFF	7.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#305693

Deuteranopia (green-blind)

#1C4C90

Tritanopia (blue-blind)

#005F69

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #255091;
/* rgb */ color: rgb(37, 80, 145);
/* oklch */ color: oklch(43.7% 0.117 258.6);

Tailwind

colors: {
  custom: {
    50: '#6e80b2',
    500: '#255091',
    950: '#000000',
  },
}

SCSS

$custom: #255091;
$custom-light: #6e80b2;
$custom-dark: #000000;

JSON

{
  "hex": "#255091",
  "rgb": {
    "r": 37,
    "g": 80,
    "b": 145
  },
  "hsl": {
    "h": 216.111,
    "s": 59.341,
    "l": 35.686
  },
  "oklch": {
    "l": 0.43656,
    "c": 0.11746,
    "h": 258.6
  },
  "luminance": 0.08175
}

Semantic roles & 50–950 ramp

primary

#255091

secondary

#BA9358

accent

#A445E3

background

#F7F7FB

surface

#EDEEF6

border

#C8C9D0

text

#080A11

muted

#7B7C80

Preview Lab

Preview with #255091

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

Preview Lab → · Contrast checker → · Palette generator →