#254F9A#254F9A

#254F9A is a dark, vivid blue. Relative luminance 0.083; OKLCH L 44.1% C 0.131 H 260.9°. Best body text is #FFFFFF at 7.88:1 contrast (WCAG AA passes).

Color values

HEX	#254F9A
RGB	rgb(37, 79, 154)
HSL	hsl(218, 61%, 37%)
HSV	hsv(218, 76%, 60%)
CMYK	cmyk(76%, 48.7%, 0%, 39.6%)
CIE-LAB	lab(34.64, 12.88, -45.22)
CIE-LCH	lch(34.64, 47.02, 285.90°)
OKLab	oklab(44.07% -0.0207 -0.1298)
OKLCH	oklch(44.07% 0.131 260.9)
XYZ	xyz(9.3896, 8.3173, 31.6761)
Luminance	0.0832 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#254F9A #9A7025

analogous

#25899A #254F9A #36259A

triadic

#254F9A #9A254F #4F9A25

tetradic

#254F9A #9A2589 #9A7025 #259A36

square

#254F9A #9A2589 #9A7025 #259A36

split-complementary

#254F9A #9A3625 #899A25

monochromatic

#0D1C37 #193669 #254F9A #3168CB #608CD9

Accessibility & contrast

On white

7.88

#254F9A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.66

#254F9A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #254F9A

7.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##254F9A	#FFFFFF	#000000	##FFFFFF
##254F9A	1.00	7.88	2.66	7.88
#FFFFFF	7.88	1.00	21.00	1.00
#000000	2.66	21.00	1.00	21.00
##FFFFFF	7.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#25579D

Deuteranopia (green-blind)

#014C98

Tritanopia (blue-blind)

#00616D

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #254f9a;
/* rgb */ color: rgb(37, 79, 154);
/* oklch */ color: oklch(44.1% 0.131 260.9);

Tailwind

colors: {
  custom: {
    50: '#717fb8',
    500: '#254f9a',
    950: '#000000',
  },
}

SCSS

$custom: #254f9a;
$custom-light: #717fb8;
$custom-dark: #000000;

JSON

{
  "hex": "#254f9a",
  "rgb": {
    "r": 37,
    "g": 79,
    "b": 154
  },
  "hsl": {
    "h": 218.462,
    "s": 61.257,
    "l": 37.451
  },
  "oklch": {
    "l": 0.44071,
    "c": 0.13146,
    "h": 260.9
  },
  "luminance": 0.08318
}

Semantic roles & 50–950 ramp

primary

#254F9A

secondary

#BE9B5D

accent

#AB43E4

background

#F7F7FB

surface

#EDEEF6

border

#C8C9D0

text

#090A11

muted

#7B7C80

Preview Lab

Preview with #254F9A

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

Preview Lab → · Contrast checker → · Palette generator →