#257590#257590

#257590 is a mid, moderate cyan. Relative luminance 0.151; OKLCH L 52.7% C 0.086 H 224.8°. Best body text is #FFFFFF at 5.22:1 contrast (WCAG AA passes).

Color values

HEX	#257590
RGB	rgb(37, 117, 144)
HSL	hsl(195, 59%, 35%)
HSV	hsv(195, 74%, 56%)
CMYK	cmyk(74.3%, 18.8%, 0%, 43.5%)
CIE-LAB	lab(45.81, -14.50, -21.61)
CIE-LCH	lch(45.81, 26.02, 236.13°)
OKLab	oklab(52.68% -0.0609 -0.0605)
OKLCH	oklch(52.68% 0.086 224.8)
XYZ	xyz(12.1562, 15.1281, 28.6595)
Luminance	0.1513 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#257590 #904025

analogous

#259075 #257590 #253F90

triadic

#257590 #902575 #759025

tetradic

#257590 #752590 #904025 #3F9025

square

#257590 #752590 #904025 #3F9025

split-complementary

#257590 #90253F #907525

monochromatic

#0C262F #184D5F #257590 #329DC1 #5BB6D5

Accessibility & contrast

On white

5.22

#257590 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.03

#257590 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #257590

5.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##257590	#FFFFFF	#000000	##FFFFFF
##257590	1.00	5.22	4.03	5.22
#FFFFFF	5.22	1.00	21.00	1.00
#000000	4.03	21.00	1.00	21.00
##FFFFFF	5.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#667291

Deuteranopia (green-blind)

#576890

Tritanopia (blue-blind)

#007D7E

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #257590;
/* rgb */ color: rgb(37, 117, 144);
/* oklch */ color: oklch(52.7% 0.086 224.8);

Tailwind

colors: {
  custom: {
    50: '#6f9cb0',
    500: '#257590',
    950: '#000000',
  },
}

SCSS

$custom: #257590;
$custom-light: #6f9cb0;
$custom-dark: #000000;

JSON

{
  "hex": "#257590",
  "rgb": {
    "r": 37,
    "g": 117,
    "b": 144
  },
  "hsl": {
    "h": 195.14,
    "s": 59.116,
    "l": 35.49
  },
  "oklch": {
    "l": 0.52683,
    "c": 0.08586,
    "h": 224.8
  },
  "luminance": 0.1513
}

Semantic roles & 50–950 ramp

primary

#257590

secondary

#B97057

accent

#6D45E2

background

#F7F9FA

surface

#EDF2F4

border

#C8CCCE

text

#080E10

muted

#7B7E7F

Preview Lab

Preview with #257590

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

Preview Lab → · Contrast checker → · Palette generator →