#1E279B#1E279B

#1E279B is a dark, vivid blue. Relative luminance 0.041; OKLCH L 36.1% C 0.183 H 269.8°. Best body text is #FFFFFF at 11.55:1 contrast (WCAG AA passes).

Color values

HEX	#1E279B
RGB	rgb(30, 39, 155)
HSL	hsl(236, 68%, 36%)
HSV	hsv(236, 81%, 61%)
CMYK	cmyk(80.6%, 74.8%, 0%, 39.2%)
CIE-LAB	lab(23.98, 39.01, -63.23)
CIE-LCH	lch(23.98, 74.30, 301.67°)
OKLab	oklab(36.09% -0.0008 -0.1832)
OKLCH	oklch(36.09% 0.183 269.8)
XYZ	xyz(7.1753, 4.0928, 31.4158)
Luminance	0.0409 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E279B #9B921E

analogous

#1E669B #1E279B #541E9B

triadic

#1E279B #9B1E27 #279B1E

tetradic

#1E279B #9B1E66 #9B921E #1E9B54

square

#1E279B #9B1E66 #9B921E #1E9B54

split-complementary

#1E279B #9B541E #669B1E

monochromatic

#0A0D34 #141A68 #1E279B #2834CE #555FDE

Accessibility & contrast

On white

11.55

#1E279B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.82

#1E279B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E279B

11.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E279B	#FFFFFF	#000000	##FFFFFF
##1E279B	1.00	11.55	1.82	11.55
#FFFFFF	11.55	1.00	21.00	1.00
#000000	1.82	21.00	1.00	21.00
##FFFFFF	11.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003F9E

Deuteranopia (green-blind)

#003399

Tritanopia (blue-blind)

#00495F

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #1e279b;
/* rgb */ color: rgb(30, 39, 155);
/* oklch */ color: oklch(36.1% 0.183 269.8);

Tailwind

colors: {
  custom: {
    50: '#7262ba',
    500: '#1e279b',
    950: '#000000',
  },
}

SCSS

$custom: #1e279b;
$custom-light: #7262ba;
$custom-dark: #000000;

JSON

{
  "hex": "#1e279b",
  "rgb": {
    "r": 30,
    "g": 39,
    "b": 155
  },
  "hsl": {
    "h": 235.68,
    "s": 67.568,
    "l": 36.275
  },
  "oklch": {
    "l": 0.36091,
    "c": 0.18317,
    "h": 269.8
  },
  "luminance": 0.04094
}

Semantic roles & 50–950 ramp

primary

#1E279B

secondary

#C2BA53

accent

#DE3DEA

background

#F7F5FB

surface

#EEEAF6

border

#C9C6D0

text

#090512

muted

#7B7981

Preview Lab

Preview with #1E279B

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

Preview Lab → · Contrast checker → · Palette generator →