#302E8B#302E8B

#302E8B is a dark, vivid blue. Relative luminance 0.044; OKLCH L 36.7% C 0.150 H 277.0°. Best body text is #FFFFFF at 11.12:1 contrast (WCAG AA passes).

Color values

HEX	#302E8B
RGB	rgb(48, 46, 139)
HSL	hsl(241, 50%, 36%)
HSV	hsv(241, 67%, 55%)
CMYK	cmyk(65.5%, 66.9%, 0%, 45.5%)
CIE-LAB	lab(25.09, 30.99, -51.48)
CIE-LCH	lch(25.09, 60.09, 301.05°)
OKLab	oklab(36.71% 0.0183 -0.1484)
OKLCH	oklch(36.71% 0.15 277)
XYZ	xyz(6.8546, 4.4459, 24.9180)
Luminance	0.0445 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#302E8B #898B2E

analogous

#2E5B8B #302E8B #5F2E8B

triadic

#302E8B #8B302E #2E8B30

tetradic

#302E8B #8B2E5B #898B2E #2E8B5F

square

#302E8B #8B2E5B #898B2E #2E8B5F

split-complementary

#302E8B #8B5F2E #5B8B2E

monochromatic

#10102F #201F5D #302E8B #403DB9 #6967CD

Accessibility & contrast

On white

11.12

#302E8B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.89

#302E8B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #302E8B

11.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##302E8B	#FFFFFF	#000000	##FFFFFF
##302E8B	1.00	11.12	1.89	11.12
#FFFFFF	11.12	1.00	21.00	1.00
#000000	1.89	21.00	1.00	21.00
##FFFFFF	11.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003F8E

Deuteranopia (green-blind)

#003889

Tritanopia (blue-blind)

#004658

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #302e8b;
/* rgb */ color: rgb(48, 46, 139);
/* oklch */ color: oklch(36.7% 0.150 277.0);

Tailwind

colors: {
  custom: {
    50: '#7467ae',
    500: '#302e8b',
    950: '#000000',
  },
}

SCSS

$custom: #302e8b;
$custom-light: #7467ae;
$custom-dark: #000000;

JSON

{
  "hex": "#302e8b",
  "rgb": {
    "r": 48,
    "g": 46,
    "b": 139
  },
  "hsl": {
    "h": 241.29,
    "s": 50.27,
    "l": 36.275
  },
  "oklch": {
    "l": 0.36711,
    "c": 0.14955,
    "h": 277
  },
  "luminance": 0.04446
}

Semantic roles & 50–950 ramp

primary

#302E8B

secondary

#B2B361

accent

#DA4ED7

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#090610

muted

#7B7A7F

Preview Lab

Preview with #302E8B

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

Preview Lab → · Contrast checker → · Palette generator →