#1E3979#1E3979

#1E3979 is a dark, moderate blue. Relative luminance 0.046; OKLCH L 36.3% C 0.114 H 264.3°. Best body text is #FFFFFF at 10.96:1 contrast (WCAG AA passes).

Color values

HEX	#1E3979
RGB	rgb(30, 57, 121)
HSL	hsl(222, 60%, 30%)
HSV	hsv(222, 75%, 47%)
CMYK	cmyk(75.2%, 52.9%, 0%, 52.5%)
CIE-LAB	lab(25.51, 13.87, -39.57)
CIE-LCH	lch(25.51, 41.93, 289.32°)
OKLab	oklab(36.27% -0.0114 -0.1137)
OKLCH	oklch(36.27% 0.114 264.3)
XYZ	xyz(5.4485, 4.5822, 18.6828)
Luminance	0.0458 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E3979 #795E1E

analogous

#1E6779 #1E3979 #311E79

triadic

#1E3979 #791E39 #39791E

tetradic

#1E3979 #791E67 #795E1E #1E7931

square

#1E3979 #791E67 #795E1E #1E7931

split-complementary

#1E3979 #79311E #67791E

monochromatic

#060C19 #122248 #1E3979 #2A50AA #416CD0

Accessibility & contrast

On white

10.96

#1E3979 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.92

#1E3979 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E3979

10.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E3979	#FFFFFF	#000000	##FFFFFF
##1E3979	1.00	10.96	1.92	10.96
#FFFFFF	10.96	1.00	21.00	1.00
#000000	1.92	21.00	1.00	21.00
##FFFFFF	10.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#12417B

Deuteranopia (green-blind)

#003878

Tritanopia (blue-blind)

#004853

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #1e3979;
/* rgb */ color: rgb(30, 57, 121);
/* oklch */ color: oklch(36.3% 0.114 264.3);

Tailwind

colors: {
  custom: {
    50: '#676ea0',
    500: '#1e3979',
    950: '#000000',
  },
}

SCSS

$custom: #1e3979;
$custom-light: #676ea0;
$custom-dark: #000000;

JSON

{
  "hex": "#1e3979",
  "rgb": {
    "r": 30,
    "g": 57,
    "b": 121
  },
  "hsl": {
    "h": 222.198,
    "s": 60.265,
    "l": 29.608
  },
  "oklch": {
    "l": 0.3627,
    "c": 0.1143,
    "h": 264.3
  },
  "luminance": 0.04583
}

Semantic roles & 50–950 ramp

primary

#1E3979

secondary

#AD8E46

accent

#B444E3

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#07070F

muted

#7A7A7E

Preview Lab

Preview with #1E3979

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

Preview Lab → · Contrast checker → · Palette generator →