#153D68#153D68

#153D68 is a dark, moderate cyan. Relative luminance 0.045; OKLCH L 35.6% C 0.087 H 252.9°. Best body text is #FFFFFF at 11.06:1 contrast (WCAG AA passes).

Color values

HEX	#153D68
RGB	rgb(21, 61, 104)
HSL	hsl(211, 66%, 25%)
HSV	hsv(211, 80%, 41%)
CMYK	cmyk(79.8%, 41.3%, 0%, 59.2%)
CIE-LAB	lab(25.25, 2.77, -29.17)
CIE-LCH	lch(25.25, 29.30, 275.42°)
OKLab	oklab(35.6% -0.0256 -0.0832)
OKLCH	oklch(35.6% 0.087 252.9)
XYZ	xyz(4.4758, 4.4959, 13.7259)
Luminance	0.0450 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#153D68 #684015

analogous

#156768 #153D68 #161568

triadic

#153D68 #68153D #3D6815

tetradic

#153D68 #681567 #684015 #156816

square

#153D68 #681567 #684015 #156816

split-complementary

#153D68 #681615 #676815

monochromatic

#050F19 #0B1F35 #153D68 #1F5B9B #2A79CE

Accessibility & contrast

On white

11.06

#153D68 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.90

#153D68 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #153D68

11.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##153D68	#FFFFFF	#000000	##FFFFFF
##153D68	1.00	11.06	1.90	11.06
#FFFFFF	11.06	1.00	21.00	1.00
#000000	1.90	21.00	1.00	21.00
##FFFFFF	11.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#29406A

Deuteranopia (green-blind)

#1C3867

Tritanopia (blue-blind)

#00474D

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #153d68;
/* rgb */ color: rgb(21, 61, 104);
/* oklch */ color: oklch(35.6% 0.087 252.9);

Tailwind

colors: {
  custom: {
    50: '#607293',
    500: '#153d68',
    950: '#000000',
  },
}

SCSS

$custom: #153d68;
$custom-light: #607293;
$custom-dark: #000000;

JSON

{
  "hex": "#153d68",
  "rgb": {
    "r": 21,
    "g": 61,
    "b": 104
  },
  "hsl": {
    "h": 211.084,
    "s": 66.4,
    "l": 24.51
  },
  "oklch": {
    "l": 0.35596,
    "c": 0.08707,
    "h": 252.9
  },
  "luminance": 0.04496
}

Semantic roles & 50–950 ramp

primary

#153D68

secondary

#9F6E3A

accent

#973EE9

background

#F6F6F9

surface

#EBECF1

border

#C6C7CB

text

#05070D

muted

#7A7A7E

Preview Lab

Preview with #153D68

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

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