#254FA4#254FA4

#254FA4 is a dark, vivid blue. Relative luminance 0.087; OKLCH L 44.8% C 0.145 H 262.4°. Best body text is #FFFFFF at 7.68:1 contrast (WCAG AA passes).

Color values

HEX	#254FA4
RGB	rgb(37, 79, 164)
HSL	hsl(220, 63%, 39%)
HSV	hsv(220, 77%, 64%)
CMYK	cmyk(77.4%, 51.8%, 0%, 35.7%)
CIE-LAB	lab(35.33, 16.80, -50.11)
CIE-LCH	lch(35.33, 52.85, 288.53°)
OKLab	oklab(44.83% -0.0193 -0.1442)
OKLCH	oklch(44.83% 0.146 262.4)
XYZ	xyz(10.2574, 8.6644, 36.2466)
Luminance	0.0867 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#254FA4 #A47A25

analogous

#258FA4 #254FA4 #3A25A4

triadic

#254FA4 #A4254F #4FA425

tetradic

#254FA4 #A4258F #A47A25 #25A43A

square

#254FA4 #A4258F #A47A25 #25A43A

split-complementary

#254FA4 #A43A25 #8FA425

monochromatic

#0E1F40 #1A3772 #254FA4 #3569D1 #678EDD

Accessibility & contrast

On white

7.68

#254FA4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.73

#254FA4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #254FA4

7.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##254FA4	#FFFFFF	#000000	##FFFFFF
##254FA4	1.00	7.68	2.73	7.68
#FFFFFF	7.68	1.00	21.00	1.00
#000000	2.73	21.00	1.00	21.00
##FFFFFF	7.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1859A7

Deuteranopia (green-blind)

#004EA2

Tritanopia (blue-blind)

#006472

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #254fa4;
/* rgb */ color: rgb(37, 79, 164);
/* oklch */ color: oklch(44.8% 0.145 262.4);

Tailwind

colors: {
  custom: {
    50: '#737fc0',
    500: '#254fa4',
    950: '#000000',
  },
}

SCSS

$custom: #254fa4;
$custom-light: #737fc0;
$custom-dark: #000000;

JSON

{
  "hex": "#254fa4",
  "rgb": {
    "r": 37,
    "g": 79,
    "b": 164
  },
  "hsl": {
    "h": 220.157,
    "s": 63.184,
    "l": 39.412
  },
  "oklch": {
    "l": 0.44825,
    "c": 0.1455,
    "h": 262.4
  },
  "luminance": 0.08666
}

Semantic roles & 50–950 ramp

primary

#254FA4

secondary

#C2A362

accent

#B042E6

background

#F7F7FB

surface

#EEEEF7

border

#C9C9D0

text

#090A12

muted

#7B7C81

Preview Lab

Preview with #254FA4

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

Preview Lab → · Contrast checker → · Palette generator →