#25577F#25577F

#25577F is a dark, moderate cyan. Relative luminance 0.087; OKLCH L 44.2% C 0.085 H 245.6°. Best body text is #FFFFFF at 7.64:1 contrast (WCAG AA passes).

Color values

HEX	#25577F
RGB	rgb(37, 87, 127)
HSL	hsl(207, 55%, 32%)
HSV	hsv(207, 71%, 50%)
CMYK	cmyk(70.9%, 31.5%, 0%, 50.2%)
CIE-LAB	lab(35.48, -2.77, -27.41)
CIE-LCH	lch(35.48, 27.55, 264.22°)
OKLab	oklab(44.21% -0.0351 -0.0775)
OKLCH	oklch(44.21% 0.085 245.6)
XYZ	xyz(8.0005, 8.7412, 21.3401)
Luminance	0.0874 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#25577F #7F4D25

analogous

#257F7A #25577F #252A7F

triadic

#25577F #7F2557 #577F25

tetradic

#25577F #7A257F #7F4D25 #2A7F25

square

#25577F #7A257F #7F4D25 #2A7F25

split-complementary

#25577F #7F252A #7F7A25

monochromatic

#091620 #173750 #25577F #3377AE #5296CD

Accessibility & contrast

On white

7.64

#25577F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.75

#25577F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #25577F

7.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##25577F	#FFFFFF	#000000	##FFFFFF
##25577F	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)

#455881

Deuteranopia (green-blind)

#39507E

Tritanopia (blue-blind)

#006165

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #25577f;
/* rgb */ color: rgb(37, 87, 127);
/* oklch */ color: oklch(44.2% 0.085 245.6);

Tailwind

colors: {
  custom: {
    50: '#6b86a4',
    500: '#25577f',
    950: '#000000',
  },
}

SCSS

$custom: #25577f;
$custom-light: #6b86a4;
$custom-dark: #000000;

JSON

{
  "hex": "#25577f",
  "rgb": {
    "r": 37,
    "g": 87,
    "b": 127
  },
  "hsl": {
    "h": 206.667,
    "s": 54.878,
    "l": 32.157
  },
  "oklch": {
    "l": 0.44211,
    "c": 0.08509,
    "h": 245.6
  },
  "luminance": 0.08742
}

Semantic roles & 50–950 ramp

primary

#25577F

secondary

#B17A4F

accent

#8C4ADE

background

#F6F8FA

surface

#ECEFF4

border

#C7CACE

text

#070B0F

muted

#7A7C7F

Preview Lab

Preview with #25577F

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

Preview Lab → · Contrast checker → · Palette generator →