#153F50#153F50

#153F50 is a dark, muted cyan. Relative luminance 0.043; OKLCH L 34.7% C 0.054 H 228.3°. Best body text is #FFFFFF at 11.30:1 contrast (WCAG AA passes).

Color values

HEX	#153F50
RGB	rgb(21, 63, 80)
HSL	hsl(197, 58%, 20%)
HSV	hsv(197, 74%, 31%)
CMYK	cmyk(73.7%, 21.2%, 0%, 68.6%)
CIE-LAB	lab(24.62, -8.19, -14.53)
CIE-LCH	lch(24.62, 16.68, 240.59°)
OKLab	oklab(34.67% -0.0362 -0.0407)
OKLCH	oklch(34.67% 0.054 228.3)
XYZ	xyz(3.5342, 4.2932, 8.2303)
Luminance	0.0429 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#153F50 #502615

analogous

#155044 #153F50 #152250

triadic

#153F50 #50153F #3F5015

tetradic

#153F50 #441550 #502615 #225015

square

#153F50 #441550 #502615 #225015

split-complementary

#153F50 #501522 #504415

monochromatic

#061318 #081920 #153F50 #226580 #2E8BB1

Accessibility & contrast

On white

11.30

#153F50 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.86

#153F50 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #153F50

11.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##153F50	#FFFFFF	#000000	##FFFFFF
##153F50	1.00	11.30	1.86	11.30
#FFFFFF	11.30	1.00	21.00	1.00
#000000	1.86	21.00	1.00	21.00
##FFFFFF	11.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#363E51

Deuteranopia (green-blind)

#2E3850

Tritanopia (blue-blind)

#004445

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #153f50;
/* rgb */ color: rgb(21, 63, 80);
/* oklch */ color: oklch(34.7% 0.054 228.3);

Tailwind

colors: {
  custom: {
    50: '#5b7481',
    500: '#153f50',
    950: '#000000',
  },
}

SCSS

$custom: #153f50;
$custom-light: #5b7481;
$custom-dark: #000000;

JSON

{
  "hex": "#153f50",
  "rgb": {
    "r": 21,
    "g": 63,
    "b": 80
  },
  "hsl": {
    "h": 197.288,
    "s": 58.416,
    "l": 19.804
  },
  "oklch": {
    "l": 0.34672,
    "c": 0.05448,
    "h": 228.3
  },
  "luminance": 0.04294
}

Semantic roles & 50–950 ramp

primary

#153F50

secondary

#885039

accent

#7346E2

background

#F5F7F7

surface

#E9EDEE

border

#C5C8C9

text

#04080A

muted

#797B7C

Preview Lab

Preview with #153F50

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

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