#254CB1#254CB1

#254CB1 is a mid, vivid blue. Relative luminance 0.087; OKLCH L 45.2% C 0.167 H 264.5°. Best body text is #FFFFFF at 7.64:1 contrast (WCAG AA passes).

Color values

HEX	#254CB1
RGB	rgb(37, 76, 177)
HSL	hsl(223, 65%, 42%)
HSV	hsv(223, 79%, 69%)
CMYK	cmyk(79.1%, 57.1%, 0%, 30.6%)
CIE-LAB	lab(35.47, 23.86, -57.63)
CIE-LCH	lch(35.47, 62.37, 292.50°)
OKLab	oklab(45.24% -0.0159 -0.1664)
OKLCH	oklch(45.24% 0.167 264.5)
XYZ	xyz(11.2804, 8.7352, 42.6780)
Luminance	0.0874 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#254CB1 #B18A25

analogous

#2592B1 #254CB1 #4425B1

triadic

#254CB1 #B1254C #4CB125

tetradic

#254CB1 #B12592 #B18A25 #25B144

square

#254CB1 #B12592 #B18A25 #25B144

split-complementary

#254CB1 #B14425 #92B125

monochromatic

#10214C #1A367E #254CB1 #3D68D6 #6F8FE1

Accessibility & contrast

On white

7.64

#254CB1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.75

#254CB1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #254CB1

7.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##254CB1	#FFFFFF	#000000	##FFFFFF
##254CB1	1.00	7.64	2.75	7.64
#FFFFFF	7.64	1.00	21.00	1.00
#000000	2.75	21.00	1.00	21.00
##FFFFFF	7.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005AB4

Deuteranopia (green-blind)

#004DAF

Tritanopia (blue-blind)

#006577

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #254cb1;
/* rgb */ color: rgb(37, 76, 177);
/* oklch */ color: oklch(45.2% 0.167 264.5);

Tailwind

colors: {
  custom: {
    50: '#767dc9',
    500: '#254cb1',
    950: '#000000',
  },
}

SCSS

$custom: #254cb1;
$custom-light: #767dc9;
$custom-dark: #000000;

JSON

{
  "hex": "#254cb1",
  "rgb": {
    "r": 37,
    "g": 76,
    "b": 177
  },
  "hsl": {
    "h": 223.286,
    "s": 65.421,
    "l": 41.961
  },
  "oklch": {
    "l": 0.45237,
    "c": 0.16713,
    "h": 264.5
  },
  "luminance": 0.08737
}

Semantic roles & 50–950 ramp

primary

#254CB1

secondary

#C8AE6A

accent

#B93FE8

background

#F7F7FC

surface

#EEEEF8

border

#C9C9D1

text

#0A0913

muted

#7C7B82

Preview Lab

Preview with #254CB1

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

Preview Lab → · Contrast checker → · Palette generator →