#254FB1#254FB1

#254FB1 is a mid, vivid blue. Relative luminance 0.092; OKLCH L 45.9% C 0.163 H 263.7°. Best body text is #FFFFFF at 7.42:1 contrast (WCAG AA passes).

Color values

HEX	#254FB1
RGB	rgb(37, 79, 177)
HSL	hsl(222, 65%, 42%)
HSV	hsv(222, 79%, 69%)
CMYK	cmyk(79.1%, 55.4%, 0%, 30.6%)
CIE-LAB	lab(36.29, 21.86, -56.30)
CIE-LCH	lch(36.29, 60.39, 291.23°)
OKLab	oklab(45.85% -0.018 -0.1624)
OKLCH	oklch(45.85% 0.163 263.7)
XYZ	xyz(11.4919, 9.1583, 42.7485)
Luminance	0.0916 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#254FB1 #B18725

analogous

#2595B1 #254FB1 #4125B1

triadic

#254FB1 #B1254F #4FB125

tetradic

#254FB1 #B12595 #B18725 #25B141

square

#254FB1 #B12595 #B18725 #25B141

split-complementary

#254FB1 #B14125 #95B125

monochromatic

#10224C #1A387E #254FB1 #3D6BD6 #6F91E1

Accessibility & contrast

On white

7.42

#254FB1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.83

#254FB1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #254FB1

7.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##254FB1	#FFFFFF	#000000	##FFFFFF
##254FB1	1.00	7.42	2.83	7.42
#FFFFFF	7.42	1.00	21.00	1.00
#000000	2.83	21.00	1.00	21.00
##FFFFFF	7.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005CB4

Deuteranopia (green-blind)

#004FAF

Tritanopia (blue-blind)

#006778

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #254fb1;
/* rgb */ color: rgb(37, 79, 177);
/* oklch */ color: oklch(45.9% 0.163 263.7);

Tailwind

colors: {
  custom: {
    50: '#767fc9',
    500: '#254fb1',
    950: '#000000',
  },
}

SCSS

$custom: #254fb1;
$custom-light: #767fc9;
$custom-dark: #000000;

JSON

{
  "hex": "#254fb1",
  "rgb": {
    "r": 37,
    "g": 79,
    "b": 177
  },
  "hsl": {
    "h": 222,
    "s": 65.421,
    "l": 41.961
  },
  "oklch": {
    "l": 0.45854,
    "c": 0.1634,
    "h": 263.7
  },
  "luminance": 0.0916
}

Semantic roles & 50–950 ramp

primary

#254FB1

secondary

#C8AC6A

accent

#B63FE8

background

#F7F7FC

surface

#EEEEF8

border

#C9C9D1

text

#0A0A13

muted

#7C7C82

Preview Lab

Preview with #254FB1

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

Preview Lab → · Contrast checker → · Palette generator →