#303C95#303C95

#303C95 is a dark, vivid blue. Relative luminance 0.060; OKLCH L 40.2% C 0.145 H 272.3°. Best body text is #FFFFFF at 9.52:1 contrast (WCAG AA passes).

Color values

HEX	#303C95
RGB	rgb(48, 60, 149)
HSL	hsl(233, 51%, 39%)
HSV	hsv(233, 68%, 58%)
CMYK	cmyk(67.8%, 59.7%, 0%, 41.6%)
CIE-LAB	lab(29.49, 25.39, -50.49)
CIE-LCH	lch(29.49, 56.51, 296.70°)
OKLab	oklab(40.21% 0.0057 -0.1454)
OKLCH	oklch(40.21% 0.146 272.3)
XYZ	xyz(8.2578, 6.0293, 29.1565)
Luminance	0.0603 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#303C95 #958930

analogous

#306E95 #303C95 #563095

triadic

#303C95 #95303C #3C9530

tetradic

#303C95 #95306E #958930 #309556

square

#303C95 #95306E #958930 #309556

split-complementary

#303C95 #955630 #6E9530

monochromatic

#121738 #212967 #303C95 #4150C2 #6F7AD1

Accessibility & contrast

On white

9.52

#303C95 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.21

#303C95 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #303C95

9.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##303C95	#FFFFFF	#000000	##FFFFFF
##303C95	1.00	9.52	2.21	9.52
#FFFFFF	9.52	1.00	21.00	1.00
#000000	2.21	21.00	1.00	21.00
##FFFFFF	9.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004A98

Deuteranopia (green-blind)

#004193

Tritanopia (blue-blind)

#005262

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #303c95;
/* rgb */ color: rgb(48, 60, 149);
/* oklch */ color: oklch(40.2% 0.145 272.3);

Tailwind

colors: {
  custom: {
    50: '#7571b5',
    500: '#303c95',
    950: '#000000',
  },
}

SCSS

$custom: #303c95;
$custom-light: #7571b5;
$custom-dark: #000000;

JSON

{
  "hex": "#303c95",
  "rgb": {
    "r": 48,
    "g": 60,
    "b": 149
  },
  "hsl": {
    "h": 232.871,
    "s": 51.269,
    "l": 38.627
  },
  "oklch": {
    "l": 0.40207,
    "c": 0.1455,
    "h": 272.3
  },
  "luminance": 0.0603
}

Semantic roles & 50–950 ramp

primary

#303C95

secondary

#B8AF69

accent

#CA4DDB

background

#F7F6FB

surface

#EEECF6

border

#C9C7D0

text

#090711

muted

#7B7A80

Preview Lab

Preview with #303C95

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

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