#154F73#154F73

#154F73 is a dark, moderate cyan. Relative luminance 0.070; OKLCH L 40.9% C 0.084 H 241.1°. Best body text is #FFFFFF at 8.76:1 contrast (WCAG AA passes).

Color values

HEX	#154F73
RGB	rgb(21, 79, 115)
HSL	hsl(203, 69%, 27%)
HSV	hsv(203, 82%, 45%)
CMYK	cmyk(81.7%, 31.3%, 0%, 54.9%)
CIE-LAB	lab(31.78, -4.69, -25.82)
CIE-LCH	lch(31.78, 26.24, 259.70°)
OKLab	oklab(40.94% -0.0404 -0.0731)
OKLCH	oklch(40.94% 0.084 241.1)
XYZ	xyz(6.1985, 6.9885, 17.2385)
Luminance	0.0699 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#154F73 #733915

analogous

#157368 #154F73 #152073

triadic

#154F73 #73154F #4F7315

tetradic

#154F73 #681573 #733915 #207315

square

#154F73 #681573 #733915 #207315

split-complementary

#154F73 #731520 #736815

monochromatic

#05121A #0C2B3F #154F73 #1E73A7 #2A96D8

Accessibility & contrast

On white

8.76

#154F73 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.40

#154F73 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #154F73

8.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##154F73	#FFFFFF	#000000	##FFFFFF
##154F73	1.00	8.76	2.40	8.76
#FFFFFF	8.76	1.00	21.00	1.00
#000000	2.40	21.00	1.00	21.00
##FFFFFF	8.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E5075

Deuteranopia (green-blind)

#314772

Tritanopia (blue-blind)

#00585C

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #154f73;
/* rgb */ color: rgb(21, 79, 115);
/* oklch */ color: oklch(40.9% 0.084 241.1);

Tailwind

colors: {
  custom: {
    50: '#63809b',
    500: '#154f73',
    950: '#000000',
  },
}

SCSS

$custom: #154f73;
$custom-light: #63809b;
$custom-dark: #000000;

JSON

{
  "hex": "#154f73",
  "rgb": {
    "r": 21,
    "g": 79,
    "b": 115
  },
  "hsl": {
    "h": 202.979,
    "s": 69.118,
    "l": 26.667
  },
  "oklch": {
    "l": 0.40942,
    "c": 0.08356,
    "h": 241.1
  },
  "luminance": 0.06989
}

Semantic roles & 50–950 ramp

primary

#154F73

secondary

#A9653B

accent

#7F3CEC

background

#F6F7F9

surface

#EBEEF2

border

#C6C9CC

text

#060A0E

muted

#7A7C7E

Preview Lab

Preview with #154F73

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

Preview Lab → · Contrast checker → · Palette generator →