#154D74#154D74

#154D74 is a dark, moderate cyan. Relative luminance 0.067; OKLCH L 40.5% C 0.087 H 243.9°. Best body text is #FFFFFF at 8.95:1 contrast (WCAG AA passes).

Color values

HEX	#154D74
RGB	rgb(21, 77, 116)
HSL	hsl(205, 69%, 27%)
HSV	hsv(205, 82%, 45%)
CMYK	cmyk(81.9%, 33.6%, 0%, 54.5%)
CIE-LAB	lab(31.18, -3.01, -27.39)
CIE-LCH	lch(31.18, 27.56, 263.73°)
OKLab	oklab(40.48% -0.0381 -0.0777)
OKLCH	oklch(40.48% 0.087 243.9)
XYZ	xyz(6.1143, 6.7274, 17.4959)
Luminance	0.0673 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#154D74 #743C15

analogous

#15746C #154D74 #151D74

triadic

#154D74 #74154D #4D7415

tetradic

#154D74 #6C1574 #743C15 #1D7415

square

#154D74 #6C1574 #743C15 #1D7415

split-complementary

#154D74 #74151D #746C15

monochromatic

#05111A #0C2B40 #154D74 #1E6FA8 #2B91D9

Accessibility & contrast

On white

8.95

#154D74 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.35

#154D74 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #154D74

8.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##154D74	#FFFFFF	#000000	##FFFFFF
##154D74	1.00	8.95	2.35	8.95
#FFFFFF	8.95	1.00	21.00	1.00
#000000	2.35	21.00	1.00	21.00
##FFFFFF	8.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3B4E76

Deuteranopia (green-blind)

#2E4573

Tritanopia (blue-blind)

#00575B

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #154d74;
/* rgb */ color: rgb(21, 77, 116);
/* oklch */ color: oklch(40.5% 0.087 243.9);

Tailwind

colors: {
  custom: {
    50: '#637e9c',
    500: '#154d74',
    950: '#000000',
  },
}

SCSS

$custom: #154d74;
$custom-light: #637e9c;
$custom-dark: #000000;

JSON

{
  "hex": "#154d74",
  "rgb": {
    "r": 21,
    "g": 77,
    "b": 116
  },
  "hsl": {
    "h": 204.632,
    "s": 69.343,
    "l": 26.863
  },
  "oklch": {
    "l": 0.40483,
    "c": 0.08657,
    "h": 243.9
  },
  "luminance": 0.06728
}

Semantic roles & 50–950 ramp

primary

#154D74

secondary

#AA683B

accent

#843CEC

background

#F6F7F9

surface

#EBEEF2

border

#C6C9CC

text

#06090E

muted

#7A7B7E

Preview Lab

Preview with #154D74

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

Preview Lab → · Contrast checker → · Palette generator →