#254C8B#254C8B

#254C8B is a dark, moderate blue. Relative luminance 0.074; OKLCH L 42.3% C 0.114 H 259.6°. Best body text is #FFFFFF at 8.45:1 contrast (WCAG AA passes).

Color values

HEX	#254C8B
RGB	rgb(37, 76, 139)
HSL	hsl(217, 58%, 35%)
HSV	hsv(217, 73%, 55%)
CMYK	cmyk(73.4%, 45.3%, 0%, 45.5%)
CIE-LAB	lab(32.76, 9.02, -39.11)
CIE-LCH	lch(32.76, 40.13, 282.99°)
OKLab	oklab(42.31% -0.0206 -0.1119)
OKLCH	oklch(42.31% 0.114 259.6)
XYZ	xyz(8.0059, 7.4254, 25.4324)
Luminance	0.0743 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#254C8B #8B6425

analogous

#257F8B #254C8B #31258B

triadic

#254C8B #8B254C #4C8B25

tetradic

#254C8B #8B257F #8B6425 #258B31

square

#254C8B #8B257F #8B6425 #258B31

split-complementary

#254C8B #8B3125 #7F8B25

monochromatic

#0B172A #18325B #254C8B #3266BB #5887D3

Accessibility & contrast

On white

8.45

#254C8B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.49

#254C8B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #254C8B

8.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##254C8B	#FFFFFF	#000000	##FFFFFF
##254C8B	1.00	8.45	2.49	8.45
#FFFFFF	8.45	1.00	21.00	1.00
#000000	2.49	21.00	1.00	21.00
##FFFFFF	8.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2D528D

Deuteranopia (green-blind)

#1A498A

Tritanopia (blue-blind)

#005B64

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #254c8b;
/* rgb */ color: rgb(37, 76, 139);
/* oklch */ color: oklch(42.3% 0.114 259.6);

Tailwind

colors: {
  custom: {
    50: '#6d7dad',
    500: '#254c8b',
    950: '#000000',
  },
}

SCSS

$custom: #254c8b;
$custom-light: #6d7dad;
$custom-dark: #000000;

JSON

{
  "hex": "#254c8b",
  "rgb": {
    "r": 37,
    "g": 76,
    "b": 139
  },
  "hsl": {
    "h": 217.059,
    "s": 57.955,
    "l": 34.51
  },
  "oklch": {
    "l": 0.42308,
    "c": 0.11378,
    "h": 259.6
  },
  "luminance": 0.07426
}

Semantic roles & 50–950 ramp

primary

#254C8B

secondary

#B79155

accent

#A647E1

background

#F7F7FA

surface

#EDEEF4

border

#C8C9CE

text

#080910

muted

#7B7B7F

Preview Lab

Preview with #254C8B

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

Preview Lab → · Contrast checker → · Palette generator →