#231E7D#231E7D

#231E7D is a dark, vivid blue. Relative luminance 0.028; OKLCH L 31.7% C 0.153 H 275.6°. Best body text is #FFFFFF at 13.52:1 contrast (WCAG AA passes).

Color values

HEX	#231E7D
RGB	rgb(35, 30, 125)
HSL	hsl(243, 61%, 30%)
HSV	hsv(243, 76%, 49%)
CMYK	cmyk(72%, 76%, 0%, 51%)
CIE-LAB	lab(19.08, 34.34, -52.59)
CIE-LCH	lch(19.08, 62.81, 303.15°)
OKLab	oklab(31.72% 0.0148 -0.152)
OKLCH	oklch(31.72% 0.153 275.6)
XYZ	xyz(4.8579, 2.7661, 19.6760)
Luminance	0.0277 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#231E7D #787D1E

analogous

#1E487D #231E7D #521E7D

triadic

#231E7D #7D231E #1E7D23

tetradic

#231E7D #7D1E48 #787D1E #1E7D52

square

#231E7D #7D1E48 #787D1E #1E7D52

split-complementary

#231E7D #7D521E #487D1E

monochromatic

#07061A #15124C #231E7D #312AAE #4B43D2

Accessibility & contrast

On white

13.52

#231E7D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.55

#231E7D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #231E7D

13.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##231E7D	#FFFFFF	#000000	##FFFFFF
##231E7D	1.00	13.52	1.55	13.52
#FFFFFF	13.52	1.00	21.00	1.00
#000000	1.55	21.00	1.00	21.00
##FFFFFF	13.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003280

Deuteranopia (green-blind)

#002A7B

Tritanopia (blue-blind)

#00394C

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #231e7d;
/* rgb */ color: rgb(35, 30, 125);
/* oklch */ color: oklch(31.7% 0.153 275.6);

Tailwind

colors: {
  custom: {
    50: '#6d5ba4',
    500: '#231e7d',
    950: '#000000',
  },
}

SCSS

$custom: #231e7d;
$custom-light: #6d5ba4;
$custom-dark: #000000;

JSON

{
  "hex": "#231e7d",
  "rgb": {
    "r": 35,
    "g": 30,
    "b": 125
  },
  "hsl": {
    "h": 243.158,
    "s": 61.29,
    "l": 30.392
  },
  "oklch": {
    "l": 0.31716,
    "c": 0.15273,
    "h": 275.6
  },
  "luminance": 0.02767
}

Semantic roles & 50–950 ramp

primary

#231E7D

secondary

#ABB046

accent

#E443DC

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#08040F

muted

#7B797F

Preview Lab

Preview with #231E7D

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

Preview Lab → · Contrast checker → · Palette generator →