#154257#154257

#154257 is a dark, moderate cyan. Relative luminance 0.047; OKLCH L 35.9% C 0.060 H 232.3°. Best body text is #FFFFFF at 10.78:1 contrast (WCAG AA passes).

Color values

HEX	#154257
RGB	rgb(21, 66, 87)
HSL	hsl(199, 61%, 21%)
HSV	hsv(199, 76%, 34%)
CMYK	cmyk(75.9%, 24.1%, 0%, 65.9%)
CIE-LAB	lab(25.99, -7.41, -16.99)
CIE-LCH	lch(25.99, 18.54, 246.43°)
OKLab	oklab(35.88% -0.0369 -0.0477)
OKLCH	oklch(35.88% 0.06 232.3)
XYZ	xyz(3.9771, 4.7435, 9.7210)
Luminance	0.0474 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#154257 #572A15

analogous

#15574B #154257 #152157

triadic

#154257 #571542 #425715

tetradic

#154257 #4B1557 #572A15 #215715

square

#154257 #4B1557 #572A15 #215715

split-complementary

#154257 #571521 #574B15

monochromatic

#061319 #091D26 #154257 #216788 #2D8DBA

Accessibility & contrast

On white

10.78

#154257 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.95

#154257 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #154257

10.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##154257	#FFFFFF	#000000	##FFFFFF
##154257	1.00	10.78	1.95	10.78
#FFFFFF	10.78	1.00	21.00	1.00
#000000	1.95	21.00	1.00	21.00
##FFFFFF	10.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#384158

Deuteranopia (green-blind)

#2F3B57

Tritanopia (blue-blind)

#004849

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #154257;
/* rgb */ color: rgb(21, 66, 87);
/* oklch */ color: oklch(35.9% 0.060 232.3);

Tailwind

colors: {
  custom: {
    50: '#5c7686',
    500: '#154257',
    950: '#000000',
  },
}

SCSS

$custom: #154257;
$custom-light: #5c7686;
$custom-dark: #000000;

JSON

{
  "hex": "#154257",
  "rgb": {
    "r": 21,
    "g": 66,
    "b": 87
  },
  "hsl": {
    "h": 199.091,
    "s": 61.111,
    "l": 21.176
  },
  "oklch": {
    "l": 0.35877,
    "c": 0.06029,
    "h": 232.3
  },
  "luminance": 0.04744
}

Semantic roles & 50–950 ramp

primary

#154257

secondary

#8F5439

accent

#7744E4

background

#F5F7F8

surface

#E9EDEF

border

#C5C8CA

text

#04080B

muted

#797B7C

Preview Lab

Preview with #154257

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

Preview Lab → · Contrast checker → · Palette generator →