#153E6A#153E6A

#153E6A is a dark, moderate cyan. Relative luminance 0.046; OKLCH L 36.0% C 0.089 H 252.9°. Best body text is #FFFFFF at 10.89:1 contrast (WCAG AA passes).

Color values

HEX	#153E6A
RGB	rgb(21, 62, 106)
HSL	hsl(211, 67%, 25%)
HSV	hsv(211, 80%, 42%)
CMYK	cmyk(80.2%, 41.5%, 0%, 58.4%)
CIE-LAB	lab(25.70, 2.91, -29.73)
CIE-LCH	lch(25.70, 29.88, 275.59°)
OKLab	oklab(35.99% -0.0261 -0.0849)
OKLCH	oklch(35.99% 0.089 252.9)
XYZ	xyz(4.6324, 4.6447, 14.2853)
Luminance	0.0464 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#153E6A #6A4115

analogous

#15686A #153E6A #17156A

triadic

#153E6A #6A153E #3E6A15

tetradic

#153E6A #6A1568 #6A4115 #156A17

square

#153E6A #6A1568 #6A4115 #156A17

split-complementary

#153E6A #6A1715 #686A15

monochromatic

#050F1A #0B2037 #153E6A #1F5C9D #297AD0

Accessibility & contrast

On white

10.89

#153E6A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.93

#153E6A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #153E6A

10.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##153E6A	#FFFFFF	#000000	##FFFFFF
##153E6A	1.00	10.89	1.93	10.89
#FFFFFF	10.89	1.00	21.00	1.00
#000000	1.93	21.00	1.00	21.00
##FFFFFF	10.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#29416C

Deuteranopia (green-blind)

#1C3969

Tritanopia (blue-blind)

#00484E

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #153e6a;
/* rgb */ color: rgb(21, 62, 106);
/* oklch */ color: oklch(36.0% 0.089 252.9);

Tailwind

colors: {
  custom: {
    50: '#607295',
    500: '#153e6a',
    950: '#000000',
  },
}

SCSS

$custom: #153e6a;
$custom-light: #607295;
$custom-dark: #000000;

JSON

{
  "hex": "#153e6a",
  "rgb": {
    "r": 21,
    "g": 62,
    "b": 106
  },
  "hsl": {
    "h": 211.059,
    "s": 66.929,
    "l": 24.902
  },
  "oklch": {
    "l": 0.35988,
    "c": 0.08878,
    "h": 252.9
  },
  "luminance": 0.04645
}

Semantic roles & 50–950 ramp

primary

#153E6A

secondary

#A16F3A

accent

#973EEA

background

#F6F6F9

surface

#EBECF1

border

#C6C7CB

text

#05080D

muted

#7A7B7E

Preview Lab

Preview with #153E6A

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

Preview Lab → · Contrast checker → · Palette generator →