#253F98#253F98

#253F98 is a dark, vivid blue. Relative luminance 0.062; OKLCH L 40.5% C 0.149 H 267.0°. Best body text is #FFFFFF at 9.36:1 contrast (WCAG AA passes).

Color values

HEX	#253F98
RGB	rgb(37, 63, 152)
HSL	hsl(226, 61%, 37%)
HSV	hsv(226, 76%, 60%)
CMYK	cmyk(75.7%, 58.6%, 0%, 40.4%)
CIE-LAB	lab(29.95, 22.94, -51.59)
CIE-LCH	lch(29.95, 56.46, 293.97°)
OKLab	oklab(40.47% -0.0078 -0.1489)
OKLCH	oklch(40.47% 0.149 267)
XYZ	xyz(8.2060, 6.2144, 30.4667)
Luminance	0.0621 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#253F98 #987E25

analogous

#257998 #253F98 #452598

triadic

#253F98 #98253F #3F9825

tetradic

#253F98 #982579 #987E25 #259845

square

#253F98 #982579 #987E25 #259845

split-complementary

#253F98 #984525 #799825

monochromatic

#0D1636 #192B67 #253F98 #3153C9 #5F7BD8

Accessibility & contrast

On white

9.36

#253F98 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.24

#253F98 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #253F98

9.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##253F98	#FFFFFF	#000000	##FFFFFF
##253F98	1.00	9.36	2.24	9.36
#FFFFFF	9.36	1.00	21.00	1.00
#000000	2.24	21.00	1.00	21.00
##FFFFFF	9.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004C9B

Deuteranopia (green-blind)

#004196

Tritanopia (blue-blind)

#005565

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #253f98;
/* rgb */ color: rgb(37, 63, 152);
/* oklch */ color: oklch(40.5% 0.149 267.0);

Tailwind

colors: {
  custom: {
    50: '#7173b7',
    500: '#253f98',
    950: '#000000',
  },
}

SCSS

$custom: #253f98;
$custom-light: #7173b7;
$custom-dark: #000000;

JSON

{
  "hex": "#253f98",
  "rgb": {
    "r": 37,
    "g": 63,
    "b": 152
  },
  "hsl": {
    "h": 226.435,
    "s": 60.847,
    "l": 37.059
  },
  "oklch": {
    "l": 0.40468,
    "c": 0.14906,
    "h": 267
  },
  "luminance": 0.06215
}

Semantic roles & 50–950 ramp

primary

#253F98

secondary

#BDA75C

accent

#C044E4

background

#F7F6FB

surface

#EDECF6

border

#C8C7D0

text

#090811

muted

#7B7B80

Preview Lab

Preview with #253F98

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

Preview Lab → · Contrast checker → · Palette generator →