#257389#257389

#257389 is a mid, moderate cyan. Relative luminance 0.145; OKLCH L 51.8% C 0.081 H 220.5°. Best body text is #FFFFFF at 5.40:1 contrast (WCAG AA passes).

Color values

HEX	#257389
RGB	rgb(37, 115, 137)
HSL	hsl(193, 57%, 34%)
HSV	hsv(193, 73%, 54%)
CMYK	cmyk(73%, 16.1%, 0%, 46.3%)
CIE-LAB	lab(44.88, -15.80, -18.87)
CIE-LCH	lch(44.88, 24.61, 230.05°)
OKLab	oklab(51.85% -0.0616 -0.0527)
OKLCH	oklch(51.85% 0.081 220.5)
XYZ	xyz(11.4072, 14.4596, 25.8519)
Luminance	0.1446 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#257389 #893B25

analogous

#25896D #257389 #254189

triadic

#257389 #892573 #738925

tetradic

#257389 #6D2589 #893B25 #418925

square

#257389 #6D2589 #893B25 #418925

split-complementary

#257389 #892541 #896D25

monochromatic

#0B2229 #184B59 #257389 #329BB9 #57B7D2

Accessibility & contrast

On white

5.40

#257389 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.89

#257389 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #257389

5.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##257389	#FFFFFF	#000000	##FFFFFF
##257389	1.00	5.40	3.89	5.40
#FFFFFF	5.40	1.00	21.00	1.00
#000000	3.89	21.00	1.00	21.00
##FFFFFF	5.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#66708A

Deuteranopia (green-blind)

#586689

Tritanopia (blue-blind)

#007A7A

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #257389;
/* rgb */ color: rgb(37, 115, 137);
/* oklch */ color: oklch(51.8% 0.081 220.5);

Tailwind

colors: {
  custom: {
    50: '#6e9bab',
    500: '#257389',
    950: '#000000',
  },
}

SCSS

$custom: #257389;
$custom-light: #6e9bab;
$custom-dark: #000000;

JSON

{
  "hex": "#257389",
  "rgb": {
    "r": 37,
    "g": 115,
    "b": 137
  },
  "hsl": {
    "h": 193.2,
    "s": 57.471,
    "l": 34.118
  },
  "oklch": {
    "l": 0.51847,
    "c": 0.0811,
    "h": 220.5
  },
  "luminance": 0.14461
}

Semantic roles & 50–950 ramp

primary

#257389

secondary

#B66954

accent

#6947E1

background

#F7F9FA

surface

#EDF2F4

border

#C8CCCE

text

#080E10

muted

#7B7E7F

Preview Lab

Preview with #257389

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

Preview Lab → · Contrast checker → · Palette generator →