#1F1E76#1F1E76

#1F1E76 is a dark, vivid blue. Relative luminance 0.025; OKLCH L 30.7% C 0.144 H 274.3°. Best body text is #FFFFFF at 13.95:1 contrast (WCAG AA passes).

Color values

HEX	#1F1E76
RGB	rgb(31, 30, 118)
HSL	hsl(241, 59%, 29%)
HSV	hsv(241, 75%, 46%)
CMYK	cmyk(73.7%, 74.6%, 0%, 53.7%)
CIE-LAB	lab(18.04, 31.40, -49.83)
CIE-LCH	lch(18.04, 58.90, 302.22°)
OKLab	oklab(30.67% 0.0108 -0.1441)
OKLCH	oklch(30.67% 0.144 274.3)
XYZ	xyz(4.2983, 2.5274, 17.3974)
Luminance	0.0253 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F1E76 #75761E

analogous

#1E4976 #1F1E76 #4B1E76

triadic

#1F1E76 #761F1E #1E761F

tetradic

#1F1E76 #761E49 #75761E #1E764B

square

#1F1E76 #761E49 #75761E #1E764B

split-complementary

#1F1E76 #764B1E #49761E

monochromatic

#060618 #121245 #1F1E76 #2C2AA7 #4240CE

Accessibility & contrast

On white

13.95

#1F1E76 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.51

#1F1E76 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F1E76

13.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F1E76	#FFFFFF	#000000	##FFFFFF
##1F1E76	1.00	13.95	1.51	13.95
#FFFFFF	13.95	1.00	21.00	1.00
#000000	1.51	21.00	1.00	21.00
##FFFFFF	13.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003079

Deuteranopia (green-blind)

#002874

Tritanopia (blue-blind)

#003748

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #1f1e76;
/* rgb */ color: rgb(31, 30, 118);
/* oklch */ color: oklch(30.7% 0.144 274.3);

Tailwind

colors: {
  custom: {
    50: '#695b9e',
    500: '#1f1e76',
    950: '#000000',
  },
}

SCSS

$custom: #1f1e76;
$custom-light: #695b9e;
$custom-dark: #000000;

JSON

{
  "hex": "#1f1e76",
  "rgb": {
    "r": 31,
    "g": 30,
    "b": 118
  },
  "hsl": {
    "h": 240.682,
    "s": 59.459,
    "l": 29.02
  },
  "oklch": {
    "l": 0.30674,
    "c": 0.14449,
    "h": 274.3
  },
  "luminance": 0.02528
}

Semantic roles & 50–950 ramp

primary

#1F1E76

secondary

#A9AA46

accent

#E345E1

background

#F6F5F9

surface

#ECE9F2

border

#C7C5CC

text

#07040E

muted

#7A797E

Preview Lab

Preview with #1F1E76

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

Preview Lab → · Contrast checker → · Palette generator →