#1F2087#1F2087

#1F2087 is a dark, vivid blue. Relative luminance 0.031; OKLCH L 32.9% C 0.165 H 272.3°. Best body text is #FFFFFF at 13.00:1 contrast (WCAG AA passes).

Color values

HEX	#1F2087
RGB	rgb(31, 32, 135)
HSL	hsl(239, 63%, 33%)
HSV	hsv(239, 77%, 53%)
CMYK	cmyk(77%, 76.3%, 0%, 47.1%)
CIE-LAB	lab(20.33, 36.23, -56.85)
CIE-LCH	lch(20.33, 67.42, 302.51°)
OKLab	oklab(32.86% 0.0066 -0.1645)
OKLCH	oklch(32.86% 0.165 272.3)
XYZ	xyz(5.4533, 3.0730, 23.2227)
Luminance	0.0307 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F2087 #87861F

analogous

#1F5487 #1F2087 #521F87

triadic

#1F2087 #871F20 #20871F

tetradic

#1F2087 #871F54 #87861F #1F8752

square

#1F2087 #871F54 #87861F #1F8752

split-complementary

#1F2087 #87521F #54871F

monochromatic

#080823 #141455 #1F2087 #2A2CB9 #4B4CD6

Accessibility & contrast

On white

13.00

#1F2087 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.61

#1F2087 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F2087

13.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F2087	#FFFFFF	#000000	##FFFFFF
##1F2087	1.00	13.00	1.61	13.00
#FFFFFF	13.00	1.00	21.00	1.00
#000000	1.61	21.00	1.00	21.00
##FFFFFF	13.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00368A

Deuteranopia (green-blind)

#002C85

Tritanopia (blue-blind)

#003E52

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #1f2087;
/* rgb */ color: rgb(31, 32, 135);
/* oklch */ color: oklch(32.9% 0.165 272.3);

Tailwind

colors: {
  custom: {
    50: '#6d5dab',
    500: '#1f2087',
    950: '#000000',
  },
}

SCSS

$custom: #1f2087;
$custom-light: #6d5dab;
$custom-dark: #000000;

JSON

{
  "hex": "#1f2087",
  "rgb": {
    "r": 31,
    "g": 32,
    "b": 135
  },
  "hsl": {
    "h": 239.423,
    "s": 62.651,
    "l": 32.549
  },
  "oklch": {
    "l": 0.3286,
    "c": 0.16467,
    "h": 272.3
  },
  "luminance": 0.03074
}

Semantic roles & 50–950 ramp

primary

#1F2087

secondary

#B8B74A

accent

#E442E6

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#080410

muted

#7B797F

Preview Lab

Preview with #1F2087

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

Preview Lab → · Contrast checker → · Palette generator →