#254C8F#254C8F

#254C8F is a dark, moderate blue. Relative luminance 0.075; OKLCH L 42.6% C 0.120 H 260.5°. Best body text is #FFFFFF at 8.37:1 contrast (WCAG AA passes).

Color values

HEX	#254C8F
RGB	rgb(37, 76, 143)
HSL	hsl(218, 59%, 35%)
HSV	hsv(218, 74%, 56%)
CMYK	cmyk(74.1%, 46.9%, 0%, 43.9%)
CIE-LAB	lab(33.02, 10.58, -41.14)
CIE-LCH	lch(33.02, 42.48, 284.43°)
OKLab	oklab(42.59% -0.0198 -0.1179)
OKLCH	oklch(42.59% 0.12 260.5)
XYZ	xyz(8.3035, 7.5445, 26.9999)
Luminance	0.0755 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#254C8F #8F6825

analogous

#25818F #254C8F #33258F

triadic

#254C8F #8F254C #4C8F25

tetradic

#254C8F #8F2581 #8F6825 #258F33

square

#254C8F #8F2581 #8F6825 #258F33

split-complementary

#254C8F #8F3325 #818F25

monochromatic

#0C182E #18325E #254C8F #3266C0 #5A87D4

Accessibility & contrast

On white

8.37

#254C8F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.51

#254C8F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #254C8F

8.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##254C8F	#FFFFFF	#000000	##FFFFFF
##254C8F	1.00	8.37	2.51	8.37
#FFFFFF	8.37	1.00	21.00	1.00
#000000	2.51	21.00	1.00	21.00
##FFFFFF	8.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#295392

Deuteranopia (green-blind)

#13498E

Tritanopia (blue-blind)

#005C66

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #254c8f;
/* rgb */ color: rgb(37, 76, 143);
/* oklch */ color: oklch(42.6% 0.120 260.5);

Tailwind

colors: {
  custom: {
    50: '#6e7db0',
    500: '#254c8f',
    950: '#000000',
  },
}

SCSS

$custom: #254c8f;
$custom-light: #6e7db0;
$custom-dark: #000000;

JSON

{
  "hex": "#254c8f",
  "rgb": {
    "r": 37,
    "g": 76,
    "b": 143
  },
  "hsl": {
    "h": 217.925,
    "s": 58.889,
    "l": 35.294
  },
  "oklch": {
    "l": 0.42591,
    "c": 0.11954,
    "h": 260.5
  },
  "luminance": 0.07545
}

Semantic roles & 50–950 ramp

primary

#254C8F

secondary

#B99557

accent

#A946E2

background

#F7F7FA

surface

#EDEEF5

border

#C8C9CF

text

#080910

muted

#7B7B7F

Preview Lab

Preview with #254C8F

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

Preview Lab → · Contrast checker → · Palette generator →