#25637E#25637E

#25637E is a mid, moderate cyan. Relative luminance 0.108; OKLCH L 47.2% C 0.076 H 230.2°. Best body text is #FFFFFF at 6.64:1 contrast (WCAG AA passes).

Color values

HEX	#25637E
RGB	rgb(37, 99, 126)
HSL	hsl(198, 55%, 32%)
HSV	hsv(198, 71%, 49%)
CMYK	cmyk(70.6%, 21.4%, 0%, 50.6%)
CIE-LAB	lab(39.28, -10.47, -20.88)
CIE-LCH	lch(39.28, 23.36, 243.37°)
OKLab	oklab(47.21% -0.0487 -0.0585)
OKLCH	oklch(47.21% 0.076 230.2)
XYZ	xyz(8.9892, 10.8224, 21.3498)
Luminance	0.1082 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#25637E #7E4025

analogous

#257E6D #25637E #25377E

triadic

#25637E #7E2563 #637E25

tetradic

#25637E #6D257E #7E4025 #377E25

square

#25637E #6D257E #7E4025 #377E25

split-complementary

#25637E #7E2537 #7E6D25

monochromatic

#09191F #173E4F #25637E #3388AD #51A7CC

Accessibility & contrast

On white

6.64

#25637E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.16

#25637E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #25637E

6.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##25637E	#FFFFFF	#000000	##FFFFFF
##25637E	1.00	6.64	3.16	6.64
#FFFFFF	6.64	1.00	21.00	1.00
#000000	3.16	21.00	1.00	21.00
##FFFFFF	6.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#55627F

Deuteranopia (green-blind)

#49597E

Tritanopia (blue-blind)

#006A6C

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #25637e;
/* rgb */ color: rgb(37, 99, 126);
/* oklch */ color: oklch(47.2% 0.076 230.2);

Tailwind

colors: {
  custom: {
    50: '#6b8fa3',
    500: '#25637e',
    950: '#000000',
  },
}

SCSS

$custom: #25637e;
$custom-light: #6b8fa3;
$custom-dark: #000000;

JSON

{
  "hex": "#25637e",
  "rgb": {
    "r": 37,
    "g": 99,
    "b": 126
  },
  "hsl": {
    "h": 198.202,
    "s": 54.601,
    "l": 31.961
  },
  "oklch": {
    "l": 0.47209,
    "c": 0.07612,
    "h": 230.2
  },
  "luminance": 0.10823
}

Semantic roles & 50–950 ramp

primary

#25637E

secondary

#B06C4F

accent

#774ADE

background

#F6F8FA

surface

#ECF0F3

border

#C7CBCD

text

#070C0F

muted

#7A7D7F

Preview Lab

Preview with #25637E

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

Preview Lab → · Contrast checker → · Palette generator →