#254CB3#254CB3

#254CB3 is a mid, vivid blue. Relative luminance 0.088; OKLCH L 45.4% C 0.170 H 264.7°. Best body text is #FFFFFF at 7.60:1 contrast (WCAG AA passes).

Color values

HEX	#254CB3
RGB	rgb(37, 76, 179)
HSL	hsl(224, 66%, 42%)
HSV	hsv(224, 79%, 70%)
CMYK	cmyk(79.3%, 57.5%, 0%, 29.8%)
CIE-LAB	lab(35.63, 24.64, -58.56)
CIE-LCH	lch(35.63, 63.53, 292.82°)
OKLab	oklab(45.41% -0.0158 -0.1691)
OKLCH	oklch(45.41% 0.17 264.7)
XYZ	xyz(11.4812, 8.8155, 43.7355)
Luminance	0.0882 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#254CB3 #B38C25

analogous

#2593B3 #254CB3 #4525B3

triadic

#254CB3 #B3254C #4CB325

tetradic

#254CB3 #B32593 #B38C25 #25B345

square

#254CB3 #B32593 #B38C25 #25B345

split-complementary

#254CB3 #B34525 #93B325

monochromatic

#10214E #1B3680 #254CB3 #3E68D7 #7190E2

Accessibility & contrast

On white

7.60

#254CB3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.76

#254CB3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #254CB3

7.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##254CB3	#FFFFFF	#000000	##FFFFFF
##254CB3	1.00	7.60	2.76	7.60
#FFFFFF	7.60	1.00	21.00	1.00
#000000	2.76	21.00	1.00	21.00
##FFFFFF	7.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005BB7

Deuteranopia (green-blind)

#004DB1

Tritanopia (blue-blind)

#006678

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #254cb3;
/* rgb */ color: rgb(37, 76, 179);
/* oklch */ color: oklch(45.4% 0.170 264.7);

Tailwind

colors: {
  custom: {
    50: '#777dcb',
    500: '#254cb3',
    950: '#000000',
  },
}

SCSS

$custom: #254cb3;
$custom-light: #777dcb;
$custom-dark: #000000;

JSON

{
  "hex": "#254cb3",
  "rgb": {
    "r": 37,
    "g": 76,
    "b": 179
  },
  "hsl": {
    "h": 223.521,
    "s": 65.741,
    "l": 42.353
  },
  "oklch": {
    "l": 0.45405,
    "c": 0.16983,
    "h": 264.7
  },
  "luminance": 0.08817
}

Semantic roles & 50–950 ramp

primary

#254CB3

secondary

#C8AF6B

accent

#BA3FE9

background

#F7F7FC

surface

#EEEEF9

border

#C9C9D2

text

#0A0913

muted

#7C7B82

Preview Lab

Preview with #254CB3

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

Preview Lab → · Contrast checker → · Palette generator →