#255397#255397

#255397 is a dark, vivid blue. Relative luminance 0.088; OKLCH L 44.8% C 0.122 H 258.3°. Best body text is #FFFFFF at 7.60:1 contrast (WCAG AA passes).

Color values

HEX	#255397
RGB	rgb(37, 83, 151)
HSL	hsl(216, 61%, 37%)
HSV	hsv(216, 75%, 59%)
CMYK	cmyk(75.5%, 45%, 0%, 40.8%)
CIE-LAB	lab(35.62, 9.04, -41.82)
CIE-LCH	lch(35.62, 42.79, 282.20°)
OKLab	oklab(44.77% -0.0248 -0.1197)
OKLCH	oklch(44.77% 0.122 258.3)
XYZ	xyz(9.4401, 8.8131, 30.4757)
Luminance	0.0881 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#255397 #976925

analogous

#258C97 #255397 #302597

triadic

#255397 #972553 #539725

tetradic

#255397 #97258C #976925 #259730

square

#255397 #97258C #976925 #259730

split-complementary

#255397 #973025 #8C9725

monochromatic

#0D1D35 #193866 #255397 #316EC8 #5F90D8

Accessibility & contrast

On white

7.60

#255397 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.76

#255397 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #255397

7.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##255397	#FFFFFF	#000000	##FFFFFF
##255397	1.00	7.60	2.76	7.60
#FFFFFF	7.60	1.00	21.00	1.00
#000000	2.76	21.00	1.00	21.00
##FFFFFF	7.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#31599A

Deuteranopia (green-blind)

#1B4F96

Tritanopia (blue-blind)

#00636D

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #255397;
/* rgb */ color: rgb(37, 83, 151);
/* oklch */ color: oklch(44.8% 0.122 258.3);

Tailwind

colors: {
  custom: {
    50: '#7082b6',
    500: '#255397',
    950: '#000000',
  },
}

SCSS

$custom: #255397;
$custom-light: #7082b6;
$custom-dark: #000000;

JSON

{
  "hex": "#255397",
  "rgb": {
    "r": 37,
    "g": 83,
    "b": 151
  },
  "hsl": {
    "h": 215.789,
    "s": 60.638,
    "l": 36.863
  },
  "oklch": {
    "l": 0.44768,
    "c": 0.12229,
    "h": 258.3
  },
  "luminance": 0.08814
}

Semantic roles & 50–950 ramp

primary

#255397

secondary

#BD955B

accent

#A344E4

background

#F7F7FB

surface

#EDEEF6

border

#C8C9D0

text

#080A11

muted

#7B7C80

Preview Lab

Preview with #255397

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

Preview Lab → · Contrast checker → · Palette generator →