#1F5087#1F5087

#1F5087 is a dark, moderate cyan. Relative luminance 0.078; OKLCH L 42.8% C 0.105 H 253.7°. Best body text is #FFFFFF at 8.22:1 contrast (WCAG AA passes).

Color values

HEX	#1F5087
RGB	rgb(31, 80, 135)
HSL	hsl(212, 63%, 33%)
HSV	hsv(212, 77%, 53%)
CMYK	cmyk(77%, 40.7%, 0%, 47.1%)
CIE-LAB	lab(33.51, 3.91, -35.46)
CIE-LCH	lch(33.51, 35.67, 276.29°)
OKLab	oklab(42.75% -0.0297 -0.1012)
OKLCH	oklch(42.75% 0.105 253.7)
XYZ	xyz(7.8053, 7.7770, 24.0067)
Luminance	0.0778 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F5087 #87561F

analogous

#1F8487 #1F5087 #221F87

triadic

#1F5087 #871F50 #50871F

tetradic

#1F5087 #871F84 #87561F #1F8722

square

#1F5087 #871F84 #87561F #1F8722

split-complementary

#1F5087 #87221F #84871F

monochromatic

#081523 #143355 #1F5087 #2A6DB9 #4B8CD6

Accessibility & contrast

On white

8.22

#1F5087 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.56

#1F5087 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F5087

8.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F5087	#FFFFFF	#000000	##FFFFFF
##1F5087	1.00	8.22	2.56	8.22
#FFFFFF	8.22	1.00	21.00	1.00
#000000	2.56	21.00	1.00	21.00
##FFFFFF	8.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#365489

Deuteranopia (green-blind)

#254A86

Tritanopia (blue-blind)

#005D65

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #1f5087;
/* rgb */ color: rgb(31, 80, 135);
/* oklch */ color: oklch(42.8% 0.105 253.7);

Tailwind

colors: {
  custom: {
    50: '#6a80aa',
    500: '#1f5087',
    950: '#000000',
  },
}

SCSS

$custom: #1f5087;
$custom-light: #6a80aa;
$custom-dark: #000000;

JSON

{
  "hex": "#1f5087",
  "rgb": {
    "r": 31,
    "g": 80,
    "b": 135
  },
  "hsl": {
    "h": 211.731,
    "s": 62.651,
    "l": 32.549
  },
  "oklch": {
    "l": 0.42754,
    "c": 0.10545,
    "h": 253.7
  },
  "luminance": 0.07778
}

Semantic roles & 50–950 ramp

primary

#1F5087

secondary

#B8844A

accent

#9942E6

background

#F6F7FA

surface

#ECEEF4

border

#C7C9CE

text

#070A10

muted

#7A7C7F

Preview Lab

Preview with #1F5087

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

Preview Lab → · Contrast checker → · Palette generator →