#25577C#25577C

#25577C is a dark, moderate cyan. Relative luminance 0.087; OKLCH L 44.0% C 0.081 H 243.6°. Best body text is #FFFFFF at 7.68:1 contrast (WCAG AA passes).

Color values

HEX	#25577C
RGB	rgb(37, 87, 124)
HSL	hsl(206, 54%, 32%)
HSV	hsv(206, 70%, 49%)
CMYK	cmyk(70.2%, 29.8%, 0%, 51.4%)
CIE-LAB	lab(35.33, -3.89, -25.80)
CIE-LCH	lch(35.33, 26.10, 261.42°)
OKLab	oklab(44.04% -0.0361 -0.0728)
OKLCH	oklch(44.04% 0.081 243.6)
XYZ	xyz(7.8079, 8.6641, 20.3257)
Luminance	0.0867 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#25577C #7C4A25

analogous

#257C76 #25577C #252C7C

triadic

#25577C #7C2557 #577C25

tetradic

#25577C #76257C #7C4A25 #2C7C25

square

#25577C #76257C #7C4A25 #2C7C25

split-complementary

#25577C #7C252C #7C7625

monochromatic

#09151E #17364D #25577C #3378AB #5097CB

Accessibility & contrast

On white

7.68

#25577C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.73

#25577C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #25577C

7.68:1 — WCAG AA (normal text) passes

Contrast matrix

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

#46587E

Deuteranopia (green-blind)

#3A4F7B

Tritanopia (blue-blind)

#006064

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #25577c;
/* rgb */ color: rgb(37, 87, 124);
/* oklch */ color: oklch(44.0% 0.081 243.6);

Tailwind

colors: {
  custom: {
    50: '#6a86a2',
    500: '#25577c',
    950: '#000000',
  },
}

SCSS

$custom: #25577c;
$custom-light: #6a86a2;
$custom-dark: #000000;

JSON

{
  "hex": "#25577c",
  "rgb": {
    "r": 37,
    "g": 87,
    "b": 124
  },
  "hsl": {
    "h": 205.517,
    "s": 54.037,
    "l": 31.569
  },
  "oklch": {
    "l": 0.44041,
    "c": 0.08129,
    "h": 243.6
  },
  "luminance": 0.08665
}

Semantic roles & 50–950 ramp

primary

#25577C

secondary

#AE774F

accent

#894ADD

background

#F6F8FA

surface

#ECEFF3

border

#C7CACD

text

#070B0F

muted

#7A7C7F

Preview Lab

Preview with #25577C

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

Preview Lab → · Contrast checker → · Palette generator →