#257990#257990

#257990 is a mid, moderate cyan. Relative luminance 0.161; OKLCH L 53.7% C 0.085 H 220.1°. Best body text is #FFFFFF at 4.98:1 contrast (WCAG AA passes).

Color values

HEX	#257990
RGB	rgb(37, 121, 144)
HSL	hsl(193, 59%, 35%)
HSV	hsv(193, 74%, 56%)
CMYK	cmyk(74.3%, 16%, 0%, 43.5%)
CIE-LAB	lab(47.08, -16.73, -19.65)
CIE-LCH	lch(47.08, 25.81, 229.59°)
OKLab	oklab(53.7% -0.0651 -0.0549)
OKLCH	oklch(53.7% 0.085 220.1)
XYZ	xyz(12.6323, 16.0802, 28.8182)
Luminance	0.1608 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#257990 #903C25

analogous

#259071 #257990 #254390

triadic

#257990 #902579 #799025

tetradic

#257990 #712590 #903C25 #439025

square

#257990 #712590 #903C25 #439025

split-complementary

#257990 #902543 #907125

monochromatic

#0C272F #18505F #257990 #32A2C1 #5BBBD5

Accessibility & contrast

On white

4.98

#257990 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.22

#257990 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #257990

4.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##257990	#FFFFFF	#000000	##FFFFFF
##257990	1.00	4.98	4.22	4.98
#FFFFFF	4.98	1.00	21.00	1.00
#000000	4.22	21.00	1.00	21.00
##FFFFFF	4.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6B7691

Deuteranopia (green-blind)

#5C6B90

Tritanopia (blue-blind)

#008080

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #257990;
/* rgb */ color: rgb(37, 121, 144);
/* oklch */ color: oklch(53.7% 0.085 220.1);

Tailwind

colors: {
  custom: {
    50: '#709fb0',
    500: '#257990',
    950: '#000000',
  },
}

SCSS

$custom: #257990;
$custom-light: #709fb0;
$custom-dark: #000000;

JSON

{
  "hex": "#257990",
  "rgb": {
    "r": 37,
    "g": 121,
    "b": 144
  },
  "hsl": {
    "h": 192.897,
    "s": 59.116,
    "l": 35.49
  },
  "oklch": {
    "l": 0.53702,
    "c": 0.08517,
    "h": 220.1
  },
  "luminance": 0.16082
}

Semantic roles & 50–950 ramp

primary

#257990

secondary

#B96C57

accent

#6745E2

background

#F7F9FA

surface

#EDF2F4

border

#C8CCCE

text

#080E10

muted

#7B7E7F

Preview Lab

Preview with #257990

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

Preview Lab → · Contrast checker → · Palette generator →