#153E73#153E73

#153E73 is a dark, moderate cyan. Relative luminance 0.048; OKLCH L 36.6% C 0.102 H 256.4°. Best body text is #FFFFFF at 10.67:1 contrast (WCAG AA passes).

Color values

HEX	#153E73
RGB	rgb(21, 62, 115)
HSL	hsl(214, 69%, 27%)
HSV	hsv(214, 82%, 45%)
CMYK	cmyk(81.7%, 46.1%, 0%, 54.9%)
CIE-LAB	lab(26.28, 6.66, -34.55)
CIE-LCH	lch(26.28, 35.18, 280.91°)
OKLab	oklab(36.63% -0.0239 -0.099)
OKLCH	oklch(36.63% 0.102 256.4)
XYZ	xyz(5.1253, 4.8419, 16.8808)
Luminance	0.0484 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#153E73 #734A15

analogous

#156D73 #153E73 #1B1573

triadic

#153E73 #73153E #3E7315

tetradic

#153E73 #73156D #734A15 #15731B

square

#153E73 #73156D #734A15 #15731B

split-complementary

#153E73 #731B15 #6D7315

monochromatic

#050E1A #0C223F #153E73 #1E5AA7 #2A76D8

Accessibility & contrast

On white

10.67

#153E73 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.97

#153E73 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #153E73

10.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##153E73	#FFFFFF	#000000	##FFFFFF
##153E73	1.00	10.67	1.97	10.67
#FFFFFF	10.67	1.00	21.00	1.00
#000000	1.97	21.00	1.00	21.00
##FFFFFF	10.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#234375

Deuteranopia (green-blind)

#103A72

Tritanopia (blue-blind)

#004B53

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #153e73;
/* rgb */ color: rgb(21, 62, 115);
/* oklch */ color: oklch(36.6% 0.102 256.4);

Tailwind

colors: {
  custom: {
    50: '#62729c',
    500: '#153e73',
    950: '#000000',
  },
}

SCSS

$custom: #153e73;
$custom-light: #62729c;
$custom-dark: #000000;

JSON

{
  "hex": "#153e73",
  "rgb": {
    "r": 21,
    "g": 62,
    "b": 115
  },
  "hsl": {
    "h": 213.83,
    "s": 69.118,
    "l": 26.667
  },
  "oklch": {
    "l": 0.36629,
    "c": 0.10185,
    "h": 256.4
  },
  "luminance": 0.04842
}

Semantic roles & 50–950 ramp

primary

#153E73

secondary

#A9793B

accent

#9F3CEC

background

#F6F6F9

surface

#EBECF2

border

#C6C7CC

text

#06080E

muted

#7A7B7E

Preview Lab

Preview with #153E73

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

Preview Lab → · Contrast checker → · Palette generator →