#253D60#253D60

#253D60 is a dark, moderate blue. Relative luminance 0.046; OKLCH L 35.8% C 0.068 H 257.8°. Best body text is #FFFFFF at 10.97:1 contrast (WCAG AA passes).

Color values

HEX	#253D60
RGB	rgb(37, 61, 96)
HSL	hsl(216, 44%, 26%)
HSV	hsv(216, 61%, 38%)
CMYK	cmyk(61.5%, 36.5%, 0%, 62.4%)
CIE-LAB	lab(25.49, 2.62, -23.57)
CIE-LCH	lch(25.49, 23.72, 276.34°)
OKLab	oklab(35.83% -0.0144 -0.0666)
OKLCH	oklch(35.83% 0.068 257.8)
XYZ	xyz(4.5423, 4.5749, 11.7077)
Luminance	0.0457 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#253D60 #604825

analogous

#255A60 #253D60 #2A2560

triadic

#253D60 #60253D #3D6025

tetradic

#253D60 #60255A #604825 #25602A

square

#253D60 #60255A #604825 #25602A

split-complementary

#253D60 #602A25 #5A6025

monochromatic

#090E16 #142134 #253D60 #36598C #4775B8

Accessibility & contrast

On white

10.97

#253D60 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.92

#253D60 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #253D60

10.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##253D60	#FFFFFF	#000000	##FFFFFF
##253D60	1.00	10.97	1.92	10.97
#FFFFFF	10.97	1.00	21.00	1.00
#000000	1.92	21.00	1.00	21.00
##FFFFFF	10.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2F3F61

Deuteranopia (green-blind)

#273A5F

Tritanopia (blue-blind)

#00454A

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #253d60;
/* rgb */ color: rgb(37, 61, 96);
/* oklch */ color: oklch(35.8% 0.068 257.8);

Tailwind

colors: {
  custom: {
    50: '#65728d',
    500: '#253d60',
    950: '#000000',
  },
}

SCSS

$custom: #253d60;
$custom-light: #65728d;
$custom-dark: #000000;

JSON

{
  "hex": "#253d60",
  "rgb": {
    "r": 37,
    "g": 61,
    "b": 96
  },
  "hsl": {
    "h": 215.593,
    "s": 44.361,
    "l": 26.078
  },
  "oklch": {
    "l": 0.35827,
    "c": 0.06816,
    "h": 257.8
  },
  "luminance": 0.04575
}

Semantic roles & 50–950 ramp

primary

#253D60

secondary

#93774D

accent

#A054D4

background

#F6F6F8

surface

#EBECF0

border

#C6C7CB

text

#06070C

muted

#7A7A7D

Preview Lab

Preview with #253D60

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

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