#253F92#253F92

#253F92 is a dark, vivid blue. Relative luminance 0.060; OKLCH L 40.0% C 0.141 H 266.7°. Best body text is #FFFFFF at 9.52:1 contrast (WCAG AA passes).

Color values

HEX	#253F92
RGB	rgb(37, 63, 146)
HSL	hsl(226, 60%, 36%)
HSV	hsv(226, 75%, 57%)
CMYK	cmyk(74.7%, 56.8%, 0%, 42.7%)
CIE-LAB	lab(29.47, 20.61, -48.70)
CIE-LCH	lch(29.47, 52.88, 292.94°)
OKLab	oklab(39.96% -0.0081 -0.1403)
OKLCH	oklch(39.96% 0.141 266.7)
XYZ	xyz(7.7270, 6.0228, 27.9439)
Luminance	0.0602 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#253F92 #927825

analogous

#257592 #253F92 #412592

triadic

#253F92 #92253F #3F9225

tetradic

#253F92 #922575 #927825 #259241

square

#253F92 #922575 #927825 #259241

split-complementary

#253F92 #924125 #759225

monochromatic

#0C1530 #192A61 #253F92 #3154C3 #5C79D6

Accessibility & contrast

On white

9.52

#253F92 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.20

#253F92 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #253F92

9.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##253F92	#FFFFFF	#000000	##FFFFFF
##253F92	1.00	9.52	2.20	9.52
#FFFFFF	9.52	1.00	21.00	1.00
#000000	2.20	21.00	1.00	21.00
##FFFFFF	9.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004B95

Deuteranopia (green-blind)

#004190

Tritanopia (blue-blind)

#005362

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #253f92;
/* rgb */ color: rgb(37, 63, 146);
/* oklch */ color: oklch(40.0% 0.141 266.7);

Tailwind

colors: {
  custom: {
    50: '#7073b3',
    500: '#253f92',
    950: '#000000',
  },
}

SCSS

$custom: #253f92;
$custom-light: #7073b3;
$custom-dark: #000000;

JSON

{
  "hex": "#253f92",
  "rgb": {
    "r": 37,
    "g": 63,
    "b": 146
  },
  "hsl": {
    "h": 225.688,
    "s": 59.563,
    "l": 35.882
  },
  "oklch": {
    "l": 0.3996,
    "c": 0.14058,
    "h": 266.7
  },
  "luminance": 0.06024
}

Semantic roles & 50–950 ramp

primary

#253F92

secondary

#BAA358

accent

#BD45E3

background

#F7F6FB

surface

#EDECF6

border

#C8C7D0

text

#080811

muted

#7B7B80

Preview Lab

Preview with #253F92

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

Preview Lab → · Contrast checker → · Palette generator →