#231E7C#231E7C

#231E7C is a dark, vivid blue. Relative luminance 0.027; OKLCH L 31.6% C 0.151 H 275.7°. Best body text is #FFFFFF at 13.56:1 contrast (WCAG AA passes).

Color values

HEX	#231E7C
RGB	rgb(35, 30, 124)
HSL	hsl(243, 61%, 30%)
HSV	hsv(243, 76%, 49%)
CMYK	cmyk(71.8%, 75.8%, 0%, 51.4%)
CIE-LAB	lab(18.97, 33.99, -52.13)
CIE-LCH	lch(18.97, 62.23, 303.11°)
OKLab	oklab(31.61% 0.015 -0.1507)
OKLCH	oklch(31.61% 0.151 275.7)
XYZ	xyz(4.7943, 2.7407, 19.3412)
Luminance	0.0274 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#231E7C #777C1E

analogous

#1E487C #231E7C #521E7C

triadic

#231E7C #7C231E #1E7C23

tetradic

#231E7C #7C1E48 #777C1E #1E7C52

square

#231E7C #7C1E48 #777C1E #1E7C52

split-complementary

#231E7C #7C521E #487C1E

monochromatic

#070619 #15124B #231E7C #312AAD #4A43D1

Accessibility & contrast

On white

13.56

#231E7C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.55

#231E7C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #231E7C

13.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##231E7C	#FFFFFF	#000000	##FFFFFF
##231E7C	1.00	13.56	1.55	13.56
#FFFFFF	13.56	1.00	21.00	1.00
#000000	1.55	21.00	1.00	21.00
##FFFFFF	13.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00327F

Deuteranopia (green-blind)

#002A7A

Tritanopia (blue-blind)

#00394B

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #231e7c;
/* rgb */ color: rgb(35, 30, 124);
/* oklch */ color: oklch(31.6% 0.151 275.7);

Tailwind

colors: {
  custom: {
    50: '#6c5ba3',
    500: '#231e7c',
    950: '#000000',
  },
}

SCSS

$custom: #231e7c;
$custom-light: #6c5ba3;
$custom-dark: #000000;

JSON

{
  "hex": "#231e7c",
  "rgb": {
    "r": 35,
    "g": 30,
    "b": 124
  },
  "hsl": {
    "h": 243.191,
    "s": 61.039,
    "l": 30.196
  },
  "oklch": {
    "l": 0.31607,
    "c": 0.15141,
    "h": 275.7
  },
  "luminance": 0.02741
}

Semantic roles & 50–950 ramp

primary

#231E7C

secondary

#AAAF46

accent

#E444DC

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#08040F

muted

#7B797F

Preview Lab

Preview with #231E7C

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

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