#254F9D#254F9D

#254F9D is a dark, vivid blue. Relative luminance 0.084; OKLCH L 44.3% C 0.136 H 261.4°. Best body text is #FFFFFF at 7.82:1 contrast (WCAG AA passes).

Color values

HEX	#254F9D
RGB	rgb(37, 79, 157)
HSL	hsl(219, 62%, 38%)
HSV	hsv(219, 76%, 62%)
CMYK	cmyk(76.4%, 49.7%, 0%, 38.4%)
CIE-LAB	lab(34.84, 14.06, -46.70)
CIE-LCH	lch(34.84, 48.77, 286.75°)
OKLab	oklab(44.29% -0.0202 -0.1342)
OKLCH	oklch(44.29% 0.136 261.4)
XYZ	xyz(9.6425, 8.4185, 33.0085)
Luminance	0.0842 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#254F9D #9D7325

analogous

#258B9D #254F9D #37259D

triadic

#254F9D #9D254F #4F9D25

tetradic

#254F9D #9D258B #9D7325 #259D37

square

#254F9D #9D258B #9D7325 #259D37

split-complementary

#254F9D #9D3725 #8B9D25

monochromatic

#0E1D3A #19366B #254F9D #3168CE #628CDA

Accessibility & contrast

On white

7.82

#254F9D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.68

#254F9D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #254F9D

7.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##254F9D	#FFFFFF	#000000	##FFFFFF
##254F9D	1.00	7.82	2.68	7.82
#FFFFFF	7.82	1.00	21.00	1.00
#000000	2.68	21.00	1.00	21.00
##FFFFFF	7.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2258A0

Deuteranopia (green-blind)

#004D9B

Tritanopia (blue-blind)

#00626E

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #254f9d;
/* rgb */ color: rgb(37, 79, 157);
/* oklch */ color: oklch(44.3% 0.136 261.4);

Tailwind

colors: {
  custom: {
    50: '#717fba',
    500: '#254f9d',
    950: '#000000',
  },
}

SCSS

$custom: #254f9d;
$custom-light: #717fba;
$custom-dark: #000000;

JSON

{
  "hex": "#254f9d",
  "rgb": {
    "r": 37,
    "g": 79,
    "b": 157
  },
  "hsl": {
    "h": 219,
    "s": 61.856,
    "l": 38.039
  },
  "oklch": {
    "l": 0.44294,
    "c": 0.13569,
    "h": 261.4
  },
  "luminance": 0.0842
}

Semantic roles & 50–950 ramp

primary

#254F9D

secondary

#BF9D5E

accent

#AC43E5

background

#F7F7FB

surface

#EDEEF6

border

#C8C9D0

text

#090A12

muted

#7B7C81

Preview Lab

Preview with #254F9D

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

Preview Lab → · Contrast checker → · Palette generator →