#153E7E#153E7E

#153E7E is a dark, moderate blue. Relative luminance 0.051; OKLCH L 37.5% C 0.118 H 259.3°. Best body text is #FFFFFF at 10.38:1 contrast (WCAG AA passes).

Color values

HEX	#153E7E
RGB	rgb(21, 62, 126)
HSL	hsl(217, 71%, 29%)
HSV	hsv(217, 83%, 49%)
CMYK	cmyk(83.3%, 50.8%, 0%, 50.6%)
CIE-LAB	lab(27.05, 11.26, -40.25)
CIE-LCH	lch(27.05, 41.80, 285.63°)
OKLab	oklab(37.47% -0.0218 -0.1158)
OKLCH	oklch(37.47% 0.118 259.3)
XYZ	xyz(5.7964, 5.1103, 20.4155)
Luminance	0.0511 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#153E7E #7E5515

analogous

#15737E #153E7E #20157E

triadic

#153E7E #7E153E #3E7E15

tetradic

#153E7E #7E1573 #7E5515 #157E20

square

#153E7E #7E1573 #7E5515 #157E20

split-complementary

#153E7E #7E2015 #737E15

monochromatic

#040D1A #0C244A #153E7E #1E58B2 #3174DD

Accessibility & contrast

On white

10.38

#153E7E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.02

#153E7E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #153E7E

10.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##153E7E	#FFFFFF	#000000	##FFFFFF
##153E7E	1.00	10.38	2.02	10.38
#FFFFFF	10.38	1.00	21.00	1.00
#000000	2.02	21.00	1.00	21.00
##FFFFFF	10.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#184580

Deuteranopia (green-blind)

#003B7D

Tritanopia (blue-blind)

#004D58

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #153e7e;
/* rgb */ color: rgb(21, 62, 126);
/* oklch */ color: oklch(37.5% 0.118 259.3);

Tailwind

colors: {
  custom: {
    50: '#6572a4',
    500: '#153e7e',
    950: '#000000',
  },
}

SCSS

$custom: #153e7e;
$custom-light: #6572a4;
$custom-dark: #000000;

JSON

{
  "hex": "#153e7e",
  "rgb": {
    "r": 21,
    "g": 62,
    "b": 126
  },
  "hsl": {
    "h": 216.571,
    "s": 71.429,
    "l": 28.824
  },
  "oklch": {
    "l": 0.37467,
    "c": 0.11783,
    "h": 259.3
  },
  "luminance": 0.05111
}

Semantic roles & 50–950 ramp

primary

#153E7E

secondary

#B3843C

accent

#A83AEE

background

#F6F6FA

surface

#EBECF4

border

#C6C7CE

text

#07070F

muted

#7A7A7F

Preview Lab

Preview with #153E7E

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

Preview Lab → · Contrast checker → · Palette generator →