#1E277A#1E277A

#1E277A is a dark, vivid blue. Relative luminance 0.031; OKLCH L 32.6% C 0.140 H 271.3°. Best body text is #FFFFFF at 12.91:1 contrast (WCAG AA passes).

Color values

HEX	#1E277A
RGB	rgb(30, 39, 122)
HSL	hsl(234, 61%, 30%)
HSV	hsv(234, 75%, 48%)
CMYK	cmyk(75.4%, 68%, 0%, 52.2%)
CIE-LAB	lab(20.56, 26.86, -48.25)
CIE-LCH	lch(20.56, 55.22, 299.10°)
OKLab	oklab(32.6% 0.0032 -0.1395)
OKLCH	oklch(32.6% 0.14 271.3)
XYZ	xyz(4.7726, 3.1317, 18.7615)
Luminance	0.0313 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E277A #7A711E

analogous

#1E557A #1E277A #431E7A

triadic

#1E277A #7A1E27 #277A1E

tetradic

#1E277A #7A1E55 #7A711E #1E7A43

square

#1E277A #7A1E55 #7A711E #1E7A43

split-complementary

#1E277A #7A431E #557A1E

monochromatic

#060819 #121749 #1E277A #2A37AB #4250D0

Accessibility & contrast

On white

12.91

#1E277A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.63

#1E277A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E277A

12.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E277A	#FFFFFF	#000000	##FFFFFF
##1E277A	1.00	12.91	1.63	12.91
#FFFFFF	12.91	1.00	21.00	1.00
#000000	1.63	21.00	1.00	21.00
##FFFFFF	12.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00367D

Deuteranopia (green-blind)

#002D78

Tritanopia (blue-blind)

#003D4C

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #1e277a;
/* rgb */ color: rgb(30, 39, 122);
/* oklch */ color: oklch(32.6% 0.140 271.3);

Tailwind

colors: {
  custom: {
    50: '#6961a1',
    500: '#1e277a',
    950: '#000000',
  },
}

SCSS

$custom: #1e277a;
$custom-light: #6961a1;
$custom-dark: #000000;

JSON

{
  "hex": "#1e277a",
  "rgb": {
    "r": 30,
    "g": 39,
    "b": 122
  },
  "hsl": {
    "h": 234.13,
    "s": 60.526,
    "l": 29.804
  },
  "oklch": {
    "l": 0.32603,
    "c": 0.13952,
    "h": 271.3
  },
  "luminance": 0.03132
}

Semantic roles & 50–950 ramp

primary

#1E277A

secondary

#AEA346

accent

#D444E4

background

#F6F5FA

surface

#ECE9F3

border

#C7C5CD

text

#07050F

muted

#7A797F

Preview Lab

Preview with #1E277A

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

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