#1E377A#1E377A

#1E377A is a dark, moderate blue. Relative luminance 0.044; OKLCH L 35.9% C 0.118 H 265.4°. Best body text is #FFFFFF at 11.15:1 contrast (WCAG AA passes).

Color values

HEX	#1E377A
RGB	rgb(30, 55, 122)
HSL	hsl(224, 61%, 30%)
HSV	hsv(224, 75%, 48%)
CMYK	cmyk(75.4%, 54.9%, 0%, 52.2%)
CIE-LAB	lab(24.99, 15.68, -41.04)
CIE-LCH	lch(24.99, 43.93, 290.91°)
OKLab	oklab(35.9% -0.0095 -0.1181)
OKLCH	oklch(35.9% 0.118 265.4)
XYZ	xyz(5.4132, 4.4130, 18.9751)
Luminance	0.0441 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E377A #7A611E

analogous

#1E657A #1E377A #331E7A

triadic

#1E377A #7A1E37 #377A1E

tetradic

#1E377A #7A1E65 #7A611E #1E7A33

square

#1E377A #7A1E65 #7A611E #1E7A33

split-complementary

#1E377A #7A331E #657A1E

monochromatic

#060B19 #122149 #1E377A #2A4DAB #4269D0

Accessibility & contrast

On white

11.15

#1E377A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.88

#1E377A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E377A

11.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E377A	#FFFFFF	#000000	##FFFFFF
##1E377A	1.00	11.15	1.88	11.15
#FFFFFF	11.15	1.00	21.00	1.00
#000000	1.88	21.00	1.00	21.00
##FFFFFF	11.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#08407C

Deuteranopia (green-blind)

#003779

Tritanopia (blue-blind)

#004753

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #1e377a;
/* rgb */ color: rgb(30, 55, 122);
/* oklch */ color: oklch(35.9% 0.118 265.4);

Tailwind

colors: {
  custom: {
    50: '#686da1',
    500: '#1e377a',
    950: '#000000',
  },
}

SCSS

$custom: #1e377a;
$custom-light: #686da1;
$custom-dark: #000000;

JSON

{
  "hex": "#1e377a",
  "rgb": {
    "r": 30,
    "g": 55,
    "b": 122
  },
  "hsl": {
    "h": 223.696,
    "s": 60.526,
    "l": 29.804
  },
  "oklch": {
    "l": 0.35901,
    "c": 0.11847,
    "h": 265.4
  },
  "luminance": 0.04414
}

Semantic roles & 50–950 ramp

primary

#1E377A

secondary

#AE9146

accent

#B844E4

background

#F6F6FA

surface

#EBEBF3

border

#C6C6CD

text

#07070F

muted

#7A7A7F

Preview Lab

Preview with #1E377A

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

Preview Lab → · Contrast checker → · Palette generator →