#2D307C#2D307C

#2D307C is a dark, vivid blue. Relative luminance 0.041; OKLCH L 35.5% C 0.126 H 276.1°. Best body text is #FFFFFF at 11.50:1 contrast (WCAG AA passes).

Color values

HEX	#2D307C
RGB	rgb(45, 48, 124)
HSL	hsl(238, 47%, 33%)
HSV	hsv(238, 64%, 49%)
CMYK	cmyk(63.7%, 61.3%, 0%, 51.4%)
CIE-LAB	lab(24.09, 23.79, -43.73)
CIE-LCH	lch(24.09, 49.78, 298.55°)
OKLab	oklab(35.51% 0.0135 -0.1257)
OKLCH	oklch(35.51% 0.126 276.1)
XYZ	xyz(5.7760, 4.1266, 19.5570)
Luminance	0.0413 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D307C #7C792D

analogous

#2D577C #2D307C #512D7C

triadic

#2D307C #7C2D30 #307C2D

tetradic

#2D307C #7C2D57 #7C792D #2D7C51

square

#2D307C #7C2D57 #7C792D #2D7C51

split-complementary

#2D307C #7C512D #577C2D

monochromatic

#0C0D22 #1D1F4F #2D307C #3D41A9 #5F62C5

Accessibility & contrast

On white

11.50

#2D307C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.83

#2D307C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D307C

11.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D307C	#FFFFFF	#000000	##FFFFFF
##2D307C	1.00	11.50	1.83	11.50
#FFFFFF	11.50	1.00	21.00	1.00
#000000	1.83	21.00	1.00	21.00
##FFFFFF	11.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003D7F

Deuteranopia (green-blind)

#00367A

Tritanopia (blue-blind)

#004251

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #2d307c;
/* rgb */ color: rgb(45, 48, 124);
/* oklch */ color: oklch(35.5% 0.126 276.1);

Tailwind

colors: {
  custom: {
    50: '#6f68a3',
    500: '#2d307c',
    950: '#000000',
  },
}

SCSS

$custom: #2d307c;
$custom-light: #6f68a3;
$custom-dark: #000000;

JSON

{
  "hex": "#2d307c",
  "rgb": {
    "r": 45,
    "g": 48,
    "b": 124
  },
  "hsl": {
    "h": 237.722,
    "s": 46.746,
    "l": 33.137
  },
  "oklch": {
    "l": 0.35511,
    "c": 0.12646,
    "h": 276.1
  },
  "luminance": 0.04127
}

Semantic roles & 50–950 ramp

primary

#2D307C

secondary

#ABA85A

accent

#D151D6

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#08060F

muted

#7B7A7F

Preview Lab

Preview with #2D307C

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

Preview Lab → · Contrast checker → · Palette generator →