#25739B#25739B

#25739B is a mid, moderate cyan. Relative luminance 0.150; OKLCH L 52.7% C 0.097 H 235.6°. Best body text is #FFFFFF at 5.24:1 contrast (WCAG AA passes).

Color values

HEX	#25739B
RGB	rgb(37, 115, 155)
HSL	hsl(200, 61%, 38%)
HSV	hsv(200, 76%, 61%)
CMYK	cmyk(76.1%, 25.8%, 0%, 39.2%)
CIE-LAB	lab(45.66, -9.44, -28.34)
CIE-LCH	lch(45.66, 29.87, 251.57°)
OKLab	oklab(52.72% -0.0547 -0.0799)
OKLCH	oklch(52.72% 0.097 235.6)
XYZ	xyz(12.8077, 15.0198, 33.2281)
Luminance	0.1502 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#25739B #9B4D25

analogous

#259B88 #25739B #25389B

triadic

#25739B #9B2573 #739B25

tetradic

#25739B #88259B #9B4D25 #389B25

square

#25739B #88259B #9B4D25 #389B25

split-complementary

#25739B #9B2538 #9B8825

monochromatic

#0D2A38 #194E6A #25739B #3198CC #61B1D9

Accessibility & contrast

On white

5.24

#25739B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.00

#25739B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #25739B

5.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##25739B	#FFFFFF	#000000	##FFFFFF
##25739B	1.00	5.24	4.00	5.24
#FFFFFF	5.24	1.00	21.00	1.00
#000000	4.00	21.00	1.00	21.00
##FFFFFF	5.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#60729D

Deuteranopia (green-blind)

#50679A

Tritanopia (blue-blind)

#007D81

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #25739b;
/* rgb */ color: rgb(37, 115, 155);
/* oklch */ color: oklch(52.7% 0.097 235.6);

Tailwind

colors: {
  custom: {
    50: '#719bb8',
    500: '#25739b',
    950: '#000000',
  },
}

SCSS

$custom: #25739b;
$custom-light: #719bb8;
$custom-dark: #000000;

JSON

{
  "hex": "#25739b",
  "rgb": {
    "r": 37,
    "g": 115,
    "b": 155
  },
  "hsl": {
    "h": 200.339,
    "s": 61.458,
    "l": 37.647
  },
  "oklch": {
    "l": 0.52724,
    "c": 0.09683,
    "h": 235.6
  },
  "luminance": 0.15021
}

Semantic roles & 50–950 ramp

primary

#25739B

secondary

#BF7E5D

accent

#7A43E5

background

#F7F9FB

surface

#EDF2F6

border

#C8CCD0

text

#090E11

muted

#7B7E80

Preview Lab

Preview with #25739B

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

Preview Lab → · Contrast checker → · Palette generator →