#153E71#153E71

#153E71 is a dark, moderate cyan. Relative luminance 0.048; OKLCH L 36.5% C 0.099 H 255.8°. Best body text is #FFFFFF at 10.72:1 contrast (WCAG AA passes).

Color values

HEX	#153E71
RGB	rgb(21, 62, 113)
HSL	hsl(213, 69%, 26%)
HSV	hsv(213, 81%, 44%)
CMYK	cmyk(81.4%, 45.1%, 0%, 55.7%)
CIE-LAB	lab(26.15, 5.82, -33.49)
CIE-LCH	lch(26.15, 33.99, 279.87°)
OKLab	oklab(36.48% -0.0243 -0.0959)
OKLCH	oklch(36.48% 0.099 255.8)
XYZ	xyz(5.0114, 4.7963, 16.2812)
Luminance	0.0480 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#153E71 #714815

analogous

#156C71 #153E71 #1A1571

triadic

#153E71 #71153E #3E7115

tetradic

#153E71 #71156C #714815 #15711A

square

#153E71 #71156C #714815 #15711A

split-complementary

#153E71 #711A15 #6C7115

monochromatic

#050E1A #0B223D #153E71 #1F5AA5 #2977D7

Accessibility & contrast

On white

10.72

#153E71 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.96

#153E71 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #153E71

10.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##153E71	#FFFFFF	#000000	##FFFFFF
##153E71	1.00	10.72	1.96	10.72
#FFFFFF	10.72	1.00	21.00	1.00
#000000	1.96	21.00	1.00	21.00
##FFFFFF	10.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#244273

Deuteranopia (green-blind)

#133A70

Tritanopia (blue-blind)

#004A52

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #153e71;
/* rgb */ color: rgb(21, 62, 113);
/* oklch */ color: oklch(36.5% 0.099 255.8);

Tailwind

colors: {
  custom: {
    50: '#62729a',
    500: '#153e71',
    950: '#000000',
  },
}

SCSS

$custom: #153e71;
$custom-light: #62729a;
$custom-dark: #000000;

JSON

{
  "hex": "#153e71",
  "rgb": {
    "r": 21,
    "g": 62,
    "b": 113
  },
  "hsl": {
    "h": 213.261,
    "s": 68.657,
    "l": 26.275
  },
  "oklch": {
    "l": 0.36483,
    "c": 0.09893,
    "h": 255.8
  },
  "luminance": 0.04797
}

Semantic roles & 50–950 ramp

primary

#153E71

secondary

#A7773B

accent

#9D3CEB

background

#F6F6F9

surface

#EBECF2

border

#C6C7CC

text

#06080E

muted

#7A7B7E

Preview Lab

Preview with #153E71

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

Preview Lab → · Contrast checker → · Palette generator →