#25457F#25457F

#25457F is a dark, moderate blue. Relative luminance 0.062; OKLCH L 39.8% C 0.105 H 261.2°. Best body text is #FFFFFF at 9.39:1 contrast (WCAG AA passes).

Color values

HEX	#25457F
RGB	rgb(37, 69, 127)
HSL	hsl(219, 55%, 32%)
HSV	hsv(219, 71%, 50%)
CMYK	cmyk(70.9%, 45.7%, 0%, 50.2%)
CIE-LAB	lab(29.87, 9.06, -36.32)
CIE-LCH	lch(29.87, 37.43, 284.01°)
OKLab	oklab(39.83% -0.016 -0.1038)
OKLCH	oklch(39.83% 0.105 261.2)
XYZ	xyz(6.7205, 6.1812, 20.9135)
Luminance	0.0618 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#25457F #7F5F25

analogous

#25727F #25457F #32257F

triadic

#25457F #7F2545 #457F25

tetradic

#25457F #7F2572 #7F5F25 #257F32

square

#25457F #7F2572 #7F5F25 #257F32

split-complementary

#25457F #7F3225 #727F25

monochromatic

#091220 #172B50 #25457F #335FAE #527DCD

Accessibility & contrast

On white

9.39

#25457F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.24

#25457F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #25457F

9.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##25457F	#FFFFFF	#000000	##FFFFFF
##25457F	1.00	9.39	2.24	9.39
#FFFFFF	9.39	1.00	21.00	1.00
#000000	2.24	21.00	1.00	21.00
##FFFFFF	9.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#294B81

Deuteranopia (green-blind)

#19427E

Tritanopia (blue-blind)

#00525B

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #25457f;
/* rgb */ color: rgb(37, 69, 127);
/* oklch */ color: oklch(39.8% 0.105 261.2);

Tailwind

colors: {
  custom: {
    50: '#6b78a4',
    500: '#25457f',
    950: '#000000',
  },
}

SCSS

$custom: #25457f;
$custom-light: #6b78a4;
$custom-dark: #000000;

JSON

{
  "hex": "#25457f",
  "rgb": {
    "r": 37,
    "g": 69,
    "b": 127
  },
  "hsl": {
    "h": 218.667,
    "s": 54.878,
    "l": 32.157
  },
  "oklch": {
    "l": 0.39828,
    "c": 0.10505,
    "h": 261.2
  },
  "luminance": 0.06182
}

Semantic roles & 50–950 ramp

primary

#25457F

secondary

#B18E4F

accent

#A94ADE

background

#F6F7FA

surface

#ECEDF4

border

#C7C8CE

text

#07080F

muted

#7A7B7F

Preview Lab

Preview with #25457F

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

Preview Lab → · Contrast checker → · Palette generator →