#153C6F#153C6F

#153C6F is a dark, moderate cyan. Relative luminance 0.045; OKLCH L 35.8% C 0.099 H 256.5°. Best body text is #FFFFFF at 11.01:1 contrast (WCAG AA passes).

Color values

HEX	#153C6F
RGB	rgb(21, 60, 111)
HSL	hsl(214, 68%, 26%)
HSV	hsv(214, 81%, 44%)
CMYK	cmyk(81.1%, 45.9%, 0%, 56.5%)
CIE-LAB	lab(25.38, 6.38, -33.45)
CIE-LCH	lch(25.38, 34.05, 280.80°)
OKLab	oklab(35.84% -0.0229 -0.0958)
OKLCH	oklch(35.84% 0.099 256.5)
XYZ	xyz(4.7933, 4.5383, 15.6592)
Luminance	0.0454 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#153C6F #6F4815

analogous

#15696F #153C6F #1B156F

triadic

#153C6F #6F153C #3C6F15

tetradic

#153C6F #6F1569 #6F4815 #156F1B

square

#153C6F #6F1569 #6F4815 #156F1B

split-complementary

#153C6F #6F1B15 #696F15

monochromatic

#050E1A #0B203C #153C6F #1F58A2 #2874D6

Accessibility & contrast

On white

11.01

#153C6F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.91

#153C6F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #153C6F

11.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##153C6F	#FFFFFF	#000000	##FFFFFF
##153C6F	1.00	11.01	1.91	11.01
#FFFFFF	11.01	1.00	21.00	1.00
#000000	1.91	21.00	1.00	21.00
##FFFFFF	11.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#224171

Deuteranopia (green-blind)

#11386E

Tritanopia (blue-blind)

#004850

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #153c6f;
/* rgb */ color: rgb(21, 60, 111);
/* oklch */ color: oklch(35.8% 0.099 256.5);

Tailwind

colors: {
  custom: {
    50: '#617199',
    500: '#153c6f',
    950: '#000000',
  },
}

SCSS

$custom: #153c6f;
$custom-light: #617199;
$custom-dark: #000000;

JSON

{
  "hex": "#153c6f",
  "rgb": {
    "r": 21,
    "g": 60,
    "b": 111
  },
  "hsl": {
    "h": 214,
    "s": 68.182,
    "l": 25.882
  },
  "oklch": {
    "l": 0.35843,
    "c": 0.09852,
    "h": 256.5
  },
  "luminance": 0.04539
}

Semantic roles & 50–950 ramp

primary

#153C6F

secondary

#A5773A

accent

#A03DEB

background

#F6F6F9

surface

#EBECF2

border

#C6C7CC

text

#06070E

muted

#7A7A7E

Preview Lab

Preview with #153C6F

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

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