#153E50#153E50

#153E50 is a dark, muted cyan. Relative luminance 0.042; OKLCH L 34.4% C 0.055 H 230.3°. Best body text is #FFFFFF at 11.43:1 contrast (WCAG AA passes).

Color values

HEX	#153E50
RGB	rgb(21, 62, 80)
HSL	hsl(198, 58%, 20%)
HSV	hsv(198, 74%, 31%)
CMYK	cmyk(73.7%, 22.5%, 0%, 68.6%)
CIE-LAB	lab(24.27, -7.56, -15.07)
CIE-LCH	lch(24.27, 16.86, 243.37°)
OKLab	oklab(34.39% -0.035 -0.0422)
OKLCH	oklch(34.39% 0.055 230.3)
XYZ	xyz(3.4793, 4.1835, 8.2120)
Luminance	0.0418 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#153E50 #502715

analogous

#155045 #153E50 #152150

triadic

#153E50 #50153E #3E5015

tetradic

#153E50 #451550 #502715 #215015

square

#153E50 #451550 #502715 #215015

split-complementary

#153E50 #501521 #504515

monochromatic

#061318 #081820 #153E50 #226480 #2E89B1

Accessibility & contrast

On white

11.43

#153E50 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.84

#153E50 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #153E50

11.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##153E50	#FFFFFF	#000000	##FFFFFF
##153E50	1.00	11.43	1.84	11.43
#FFFFFF	11.43	1.00	21.00	1.00
#000000	1.84	21.00	1.00	21.00
##FFFFFF	11.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#353D51

Deuteranopia (green-blind)

#2D3750

Tritanopia (blue-blind)

#004344

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #153e50;
/* rgb */ color: rgb(21, 62, 80);
/* oklch */ color: oklch(34.4% 0.055 230.3);

Tailwind

colors: {
  custom: {
    50: '#5b7381',
    500: '#153e50',
    950: '#000000',
  },
}

SCSS

$custom: #153e50;
$custom-light: #5b7381;
$custom-dark: #000000;

JSON

{
  "hex": "#153e50",
  "rgb": {
    "r": 21,
    "g": 62,
    "b": 80
  },
  "hsl": {
    "h": 198.305,
    "s": 58.416,
    "l": 19.804
  },
  "oklch": {
    "l": 0.34393,
    "c": 0.05487,
    "h": 230.3
  },
  "luminance": 0.04184
}

Semantic roles & 50–950 ramp

primary

#153E50

secondary

#885139

accent

#7646E2

background

#F5F6F7

surface

#E9ECEE

border

#C5C7C9

text

#04080A

muted

#797B7C

Preview Lab

Preview with #153E50

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

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