#254F99#254F99

#254F99 is a dark, vivid blue. Relative luminance 0.083; OKLCH L 44.0% C 0.130 H 260.8°. Best body text is #FFFFFF at 7.90:1 contrast (WCAG AA passes).

Color values

HEX	#254F99
RGB	rgb(37, 79, 153)
HSL	hsl(218, 61%, 37%)
HSV	hsv(218, 76%, 60%)
CMYK	cmyk(75.8%, 48.4%, 0%, 40%)
CIE-LAB	lab(34.57, 12.49, -44.72)
CIE-LCH	lch(34.57, 46.44, 285.60°)
OKLab	oklab(44% -0.0208 -0.1284)
OKLCH	oklch(44% 0.13 260.8)
XYZ	xyz(9.3066, 8.2842, 31.2393)
Luminance	0.0828 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#254F99 #996F25

analogous

#258999 #254F99 #352599

triadic

#254F99 #99254F #4F9925

tetradic

#254F99 #992589 #996F25 #259935

square

#254F99 #992589 #996F25 #259935

split-complementary

#254F99 #993525 #899925

monochromatic

#0D1C36 #193668 #254F99 #3168CA #608CD9

Accessibility & contrast

On white

7.90

#254F99 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.66

#254F99 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #254F99

7.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##254F99	#FFFFFF	#000000	##FFFFFF
##254F99	1.00	7.90	2.66	7.90
#FFFFFF	7.90	1.00	21.00	1.00
#000000	2.66	21.00	1.00	21.00
##FFFFFF	7.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#27579C

Deuteranopia (green-blind)

#054C98

Tritanopia (blue-blind)

#00616C

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #254f99;
/* rgb */ color: rgb(37, 79, 153);
/* oklch */ color: oklch(44.0% 0.130 260.8);

Tailwind

colors: {
  custom: {
    50: '#707fb7',
    500: '#254f99',
    950: '#000000',
  },
}

SCSS

$custom: #254f99;
$custom-light: #707fb7;
$custom-dark: #000000;

JSON

{
  "hex": "#254f99",
  "rgb": {
    "r": 37,
    "g": 79,
    "b": 153
  },
  "hsl": {
    "h": 218.276,
    "s": 61.053,
    "l": 37.255
  },
  "oklch": {
    "l": 0.43998,
    "c": 0.13004,
    "h": 260.8
  },
  "luminance": 0.08285
}

Semantic roles & 50–950 ramp

primary

#254F99

secondary

#BE9A5C

accent

#AA44E4

background

#F7F7FB

surface

#EDEEF6

border

#C8C9D0

text

#090A11

muted

#7B7C80

Preview Lab

Preview with #254F99

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

Preview Lab → · Contrast checker → · Palette generator →