#153B50#153B50

#153B50 is a dark, muted cyan. Relative luminance 0.039; OKLCH L 33.6% C 0.056 H 236.2°. Best body text is #FFFFFF at 11.84:1 contrast (WCAG AA passes).

Color values

HEX	#153B50
RGB	rgb(21, 59, 80)
HSL	hsl(201, 58%, 20%)
HSV	hsv(201, 74%, 31%)
CMYK	cmyk(73.7%, 26.2%, 0%, 68.6%)
CIE-LAB	lab(23.22, -5.62, -16.69)
CIE-LCH	lch(23.22, 17.61, 251.41°)
OKLab	oklab(33.56% -0.0314 -0.0469)
OKLCH	oklch(33.56% 0.056 236.2)
XYZ	xyz(3.3206, 3.8662, 8.1591)
Luminance	0.0387 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#153B50 #502A15

analogous

#155048 #153B50 #151D50

triadic

#153B50 #50153B #3B5015

tetradic

#153B50 #481550 #502A15 #1D5015

square

#153B50 #481550 #502A15 #1D5015

split-complementary

#153B50 #50151D #504815

monochromatic

#061218 #081720 #153B50 #225F80 #2E83B1

Accessibility & contrast

On white

11.84

#153B50 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.77

#153B50 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #153B50

11.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##153B50	#FFFFFF	#000000	##FFFFFF
##153B50	1.00	11.84	1.77	11.84
#FFFFFF	11.84	1.00	21.00	1.00
#000000	1.77	21.00	1.00	21.00
##FFFFFF	11.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#313B51

Deuteranopia (green-blind)

#293550

Tritanopia (blue-blind)

#004042

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #153b50;
/* rgb */ color: rgb(21, 59, 80);
/* oklch */ color: oklch(33.6% 0.056 236.2);

Tailwind

colors: {
  custom: {
    50: '#5b7081',
    500: '#153b50',
    950: '#000000',
  },
}

SCSS

$custom: #153b50;
$custom-light: #5b7081;
$custom-dark: #000000;

JSON

{
  "hex": "#153b50",
  "rgb": {
    "r": 21,
    "g": 59,
    "b": 80
  },
  "hsl": {
    "h": 201.356,
    "s": 58.416,
    "l": 19.804
  },
  "oklch": {
    "l": 0.33561,
    "c": 0.05645,
    "h": 236.2
  },
  "luminance": 0.03867
}

Semantic roles & 50–950 ramp

primary

#153B50

secondary

#885539

accent

#7E46E2

background

#F5F6F7

surface

#E9ECEE

border

#C5C7C9

text

#04070A

muted

#797A7C

Preview Lab

Preview with #153B50

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

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