#2D379F#2D379F

#2D379F is a dark, vivid blue. Relative luminance 0.058; OKLCH L 40.0% C 0.166 H 272.1°. Best body text is #FFFFFF at 9.73:1 contrast (WCAG AA passes).

Color values

HEX	#2D379F
RGB	rgb(45, 55, 159)
HSL	hsl(235, 56%, 40%)
HSV	hsv(235, 72%, 62%)
CMYK	cmyk(71.7%, 65.4%, 0%, 37.6%)
CIE-LAB	lab(28.88, 31.91, -57.57)
CIE-LCH	lch(28.88, 65.82, 299.00°)
OKLab	oklab(39.98% 0.0061 -0.1663)
OKLCH	oklch(39.98% 0.166 272.1)
XYZ	xyz(8.7043, 5.7926, 33.4535)
Luminance	0.0579 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D379F #9F952D

analogous

#2D709F #2D379F #5C2D9F

triadic

#2D379F #9F2D37 #379F2D

tetradic

#2D379F #9F2D70 #9F952D #2D9F5C

square

#2D379F #9F2D70 #9F952D #2D9F5C

split-complementary

#2D379F #9F5C2D #709F2D

monochromatic

#121640 #20266F #2D379F #404CC9 #7079D6

Accessibility & contrast

On white

9.73

#2D379F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.16

#2D379F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D379F

9.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D379F	#FFFFFF	#000000	##FFFFFF
##2D379F	1.00	9.73	2.16	9.73
#FFFFFF	9.73	1.00	21.00	1.00
#000000	2.16	21.00	1.00	21.00
##FFFFFF	9.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0049A2

Deuteranopia (green-blind)

#003F9D

Tritanopia (blue-blind)

#005266

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #2d379f;
/* rgb */ color: rgb(45, 55, 159);
/* oklch */ color: oklch(40.0% 0.166 272.1);

Tailwind

colors: {
  custom: {
    50: '#766ebc',
    500: '#2d379f',
    950: '#000000',
  },
}

SCSS

$custom: #2d379f;
$custom-light: #766ebc;
$custom-dark: #000000;

JSON

{
  "hex": "#2d379f",
  "rgb": {
    "r": 45,
    "g": 55,
    "b": 159
  },
  "hsl": {
    "h": 234.737,
    "s": 55.882,
    "l": 40
  },
  "oklch": {
    "l": 0.39978,
    "c": 0.16641,
    "h": 272.1
  },
  "luminance": 0.05793
}

Semantic roles & 50–950 ramp

primary

#2D379F

secondary

#BEB66A

accent

#D249DF

background

#F7F6FB

surface

#EEEBF7

border

#C9C6D0

text

#0A0712

muted

#7C7A81

Preview Lab

Preview with #2D379F

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

Preview Lab → · Contrast checker → · Palette generator →