#1E276F#1E276F

#1E276F is a dark, vivid blue. Relative luminance 0.029; OKLCH L 31.5% C 0.124 H 271.7°. Best body text is #FFFFFF at 13.33:1 contrast (WCAG AA passes).

Color values

HEX	#1E276F
RGB	rgb(30, 39, 111)
HSL	hsl(233, 57%, 28%)
HSV	hsv(233, 73%, 44%)
CMYK	cmyk(73%, 64.9%, 0%, 56.5%)
CIE-LAB	lab(19.53, 22.61, -42.88)
CIE-LCH	lch(19.53, 48.47, 297.80°)
OKLab	oklab(31.53% 0.0038 -0.1237)
OKLCH	oklch(31.53% 0.124 271.7)
XYZ	xyz(4.1292, 2.8744, 15.3730)
Luminance	0.0288 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E276F #6F661E

analogous

#1E506F #1E276F #3D1E6F

triadic

#1E276F #6F1E27 #276F1E

tetradic

#1E276F #6F1E50 #6F661E #1E6F3D

square

#1E276F #6F1E50 #6F661E #1E6F3D

split-complementary

#1E276F #6F3D1E #506F1E

monochromatic

#070818 #11163F #1E276F #2B389F #3D4DCB

Accessibility & contrast

On white

13.33

#1E276F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.58

#1E276F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E276F

13.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E276F	#FFFFFF	#000000	##FFFFFF
##1E276F	1.00	13.33	1.58	13.33
#FFFFFF	13.33	1.00	21.00	1.00
#000000	1.58	21.00	1.00	21.00
##FFFFFF	13.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003371

Deuteranopia (green-blind)

#002C6E

Tritanopia (blue-blind)

#003947

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #1e276f;
/* rgb */ color: rgb(30, 39, 111);
/* oklch */ color: oklch(31.5% 0.124 271.7);

Tailwind

colors: {
  custom: {
    50: '#666199',
    500: '#1e276f',
    950: '#000000',
  },
}

SCSS

$custom: #1e276f;
$custom-light: #666199;
$custom-dark: #000000;

JSON

{
  "hex": "#1e276f",
  "rgb": {
    "r": 30,
    "g": 39,
    "b": 111
  },
  "hsl": {
    "h": 233.333,
    "s": 57.447,
    "l": 27.647
  },
  "oklch": {
    "l": 0.31529,
    "c": 0.12379,
    "h": 271.7
  },
  "luminance": 0.02875
}

Semantic roles & 50–950 ramp

primary

#1E276F

secondary

#A39946

accent

#D047E1

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#06050E

muted

#7A797E

Preview Lab

Preview with #1E276F

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

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