#1F5877#1F5877

#1F5877 is a dark, moderate cyan. Relative luminance 0.086; OKLCH L 43.8% C 0.078 H 236.4°. Best body text is #FFFFFF at 7.72:1 contrast (WCAG AA passes).

Color values

HEX	#1F5877
RGB	rgb(31, 88, 119)
HSL	hsl(201, 59%, 29%)
HSV	hsv(201, 74%, 47%)
CMYK	cmyk(73.9%, 26.1%, 0%, 53.3%)
CIE-LAB	lab(35.21, -7.37, -22.92)
CIE-LCH	lch(35.21, 24.08, 252.17°)
OKLab	oklab(43.81% -0.0429 -0.0645)
OKLCH	oklch(43.81% 0.078 236.4)
XYZ	xyz(7.3833, 8.6018, 18.7204)
Luminance	0.0860 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F5877 #773E1F

analogous

#1F776A #1F5877 #1F2C77

triadic

#1F5877 #771F58 #58771F

tetradic

#1F5877 #6A1F77 #773E1F #2C771F

square

#1F5877 #6A1F77 #773E1F #2C771F

split-complementary

#1F5877 #771F2C #776A1F

monochromatic

#061218 #123446 #1F5877 #2C7CA8 #439DCE

Accessibility & contrast

On white

7.72

#1F5877 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.72

#1F5877 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F5877

7.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F5877	#FFFFFF	#000000	##FFFFFF
##1F5877	1.00	7.72	2.72	7.72
#FFFFFF	7.72	1.00	21.00	1.00
#000000	2.72	21.00	1.00	21.00
##FFFFFF	7.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#495878

Deuteranopia (green-blind)

#3D4F76

Tritanopia (blue-blind)

#006063

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #1f5877;
/* rgb */ color: rgb(31, 88, 119);
/* oklch */ color: oklch(43.8% 0.078 236.4);

Tailwind

colors: {
  custom: {
    50: '#67879e',
    500: '#1f5877',
    950: '#000000',
  },
}

SCSS

$custom: #1f5877;
$custom-light: #67879e;
$custom-dark: #000000;

JSON

{
  "hex": "#1f5877",
  "rgb": {
    "r": 31,
    "g": 88,
    "b": 119
  },
  "hsl": {
    "h": 201.136,
    "s": 58.667,
    "l": 29.412
  },
  "oklch": {
    "l": 0.43806,
    "c": 0.07751,
    "h": 236.4
  },
  "luminance": 0.08603
}

Semantic roles & 50–950 ramp

primary

#1F5877

secondary

#AB6A47

accent

#7D46E2

background

#F6F8F9

surface

#EBEFF2

border

#C6CACC

text

#070B0E

muted

#7A7C7E

Preview Lab

Preview with #1F5877

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

Preview Lab → · Contrast checker → · Palette generator →