#254CB4#254CB4

#254CB4 is a mid, vivid blue. Relative luminance 0.089; OKLCH L 45.5% C 0.171 H 264.7°. Best body text is #FFFFFF at 7.58:1 contrast (WCAG AA passes).

Color values

HEX	#254CB4
RGB	rgb(37, 76, 180)
HSL	hsl(224, 66%, 43%)
HSV	hsv(224, 79%, 71%)
CMYK	cmyk(79.4%, 57.8%, 0%, 29.4%)
CIE-LAB	lab(35.71, 25.02, -59.02)
CIE-LCH	lch(35.71, 64.10, 292.98°)
OKLab	oklab(45.49% -0.0157 -0.1705)
OKLCH	oklch(45.49% 0.171 264.7)
XYZ	xyz(11.5827, 8.8561, 44.2701)
Luminance	0.0886 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#254CB4 #B48D25

analogous

#2594B4 #254CB4 #4525B4

triadic

#254CB4 #B4254C #4CB425

tetradic

#254CB4 #B42594 #B48D25 #25B445

square

#254CB4 #B42594 #B48D25 #25B445

split-complementary

#254CB4 #B44525 #94B425

monochromatic

#10214E #1B3781 #254CB4 #3F68D7 #7190E2

Accessibility & contrast

On white

7.58

#254CB4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.77

#254CB4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #254CB4

7.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##254CB4	#FFFFFF	#000000	##FFFFFF
##254CB4	1.00	7.58	2.77	7.58
#FFFFFF	7.58	1.00	21.00	1.00
#000000	2.77	21.00	1.00	21.00
##FFFFFF	7.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005BB8

Deuteranopia (green-blind)

#004EB2

Tritanopia (blue-blind)

#006678

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #254cb4;
/* rgb */ color: rgb(37, 76, 180);
/* oklch */ color: oklch(45.5% 0.171 264.7);

Tailwind

colors: {
  custom: {
    50: '#777dcb',
    500: '#254cb4',
    950: '#000000',
  },
}

SCSS

$custom: #254cb4;
$custom-light: #777dcb;
$custom-dark: #000000;

JSON

{
  "hex": "#254cb4",
  "rgb": {
    "r": 37,
    "g": 76,
    "b": 180
  },
  "hsl": {
    "h": 223.636,
    "s": 65.899,
    "l": 42.549
  },
  "oklch": {
    "l": 0.45489,
    "c": 0.17118,
    "h": 264.7
  },
  "luminance": 0.08857
}

Semantic roles & 50–950 ramp

primary

#254CB4

secondary

#C9AF6C

accent

#BB3FE9

background

#F7F7FC

surface

#EEEEF9

border

#C9C9D2

text

#0A0913

muted

#7C7B82

Preview Lab

Preview with #254CB4

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

Preview Lab → · Contrast checker → · Palette generator →