#153A56#153A56

#153A56 is a dark, moderate cyan. Relative luminance 0.039; OKLCH L 33.6% C 0.065 H 244.5°. Best body text is #FFFFFF at 11.86:1 contrast (WCAG AA passes).

Color values

HEX	#153A56
RGB	rgb(21, 58, 86)
HSL	hsl(206, 61%, 21%)
HSV	hsv(206, 76%, 34%)
CMYK	cmyk(75.6%, 32.6%, 0%, 66.3%)
CIE-LAB	lab(23.19, -2.57, -20.70)
CIE-LCH	lch(23.19, 20.86, 262.93°)
OKLab	oklab(33.64% -0.028 -0.0585)
OKLCH	oklch(33.64% 0.065 244.5)
XYZ	xyz(3.5014, 3.8570, 9.3622)
Luminance	0.0386 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#153A56 #563115

analogous

#155651 #153A56 #151956

triadic

#153A56 #56153A #3A5615

tetradic

#153A56 #511556 #563115 #195615

square

#153A56 #511556 #563115 #195615

split-complementary

#153A56 #561519 #565115

monochromatic

#061119 #091925 #153A56 #215B87 #2D7CB8

Accessibility & contrast

On white

11.86

#153A56 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.77

#153A56 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #153A56

11.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##153A56	#FFFFFF	#000000	##FFFFFF
##153A56	1.00	11.86	1.77	11.86
#FFFFFF	11.86	1.00	21.00	1.00
#000000	1.77	21.00	1.00	21.00
##FFFFFF	11.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2D3B57

Deuteranopia (green-blind)

#243455

Tritanopia (blue-blind)

#004144

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #153a56;
/* rgb */ color: rgb(21, 58, 86);
/* oklch */ color: oklch(33.6% 0.065 244.5);

Tailwind

colors: {
  custom: {
    50: '#5c7085',
    500: '#153a56',
    950: '#000000',
  },
}

SCSS

$custom: #153a56;
$custom-light: #5c7085;
$custom-dark: #000000;

JSON

{
  "hex": "#153a56",
  "rgb": {
    "r": 21,
    "g": 58,
    "b": 86
  },
  "hsl": {
    "h": 205.846,
    "s": 60.748,
    "l": 20.98
  },
  "oklch": {
    "l": 0.3364,
    "c": 0.06486,
    "h": 244.5
  },
  "luminance": 0.03857
}

Semantic roles & 50–950 ramp

primary

#153A56

secondary

#8E5E39

accent

#8944E4

background

#F5F6F8

surface

#E9ECEF

border

#C5C7CA

text

#04070B

muted

#797A7C

Preview Lab

Preview with #153A56

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

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