#1E317D#1E317D

#1E317D is a dark, vivid blue. Relative luminance 0.040; OKLCH L 34.9% C 0.131 H 268.1°. Best body text is #FFFFFF at 11.73:1 contrast (WCAG AA passes).

Color values

HEX	#1E317D
RGB	rgb(30, 49, 125)
HSL	hsl(228, 61%, 30%)
HSV	hsv(228, 76%, 49%)
CMYK	cmyk(76%, 60.8%, 0%, 51%)
CIE-LAB	lab(23.51, 21.11, -45.33)
CIE-LCH	lch(23.51, 50.01, 294.97°)
OKLab	oklab(34.87% -0.0043 -0.1308)
OKLCH	oklch(34.87% 0.131 268.1)
XYZ	xyz(5.3341, 3.9527, 19.8799)
Luminance	0.0395 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E317D #7D6A1E

analogous

#1E607D #1E317D #3A1E7D

triadic

#1E317D #7D1E31 #317D1E

tetradic

#1E317D #7D1E60 #7D6A1E #1E7D3A

square

#1E317D #7D1E60 #7D6A1E #1E7D3A

split-complementary

#1E317D #7D3A1E #607D1E

monochromatic

#060A1A #121E4C #1E317D #2A44AE #4360D2

Accessibility & contrast

On white

11.73

#1E317D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.79

#1E317D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E317D

11.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E317D	#FFFFFF	#000000	##FFFFFF
##1E317D	1.00	11.73	1.79	11.73
#FFFFFF	11.73	1.00	21.00	1.00
#000000	1.79	21.00	1.00	21.00
##FFFFFF	11.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003D80

Deuteranopia (green-blind)

#00347C

Tritanopia (blue-blind)

#004452

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #1e317d;
/* rgb */ color: rgb(30, 49, 125);
/* oklch */ color: oklch(34.9% 0.131 268.1);

Tailwind

colors: {
  custom: {
    50: '#6968a3',
    500: '#1e317d',
    950: '#000000',
  },
}

SCSS

$custom: #1e317d;
$custom-light: #6968a3;
$custom-dark: #000000;

JSON

{
  "hex": "#1e317d",
  "rgb": {
    "r": 30,
    "g": 49,
    "b": 125
  },
  "hsl": {
    "h": 228,
    "s": 61.29,
    "l": 30.392
  },
  "oklch": {
    "l": 0.34867,
    "c": 0.13089,
    "h": 268.1
  },
  "luminance": 0.03953
}

Semantic roles & 50–950 ramp

primary

#1E317D

secondary

#B09B46

accent

#C443E4

background

#F6F6FA

surface

#ECEBF4

border

#C7C6CE

text

#07060F

muted

#7A7A7F

Preview Lab

Preview with #1E317D

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

Preview Lab → · Contrast checker → · Palette generator →