#2F3A85#2F3A85

#2F3A85 is a dark, vivid blue. Relative luminance 0.053; OKLCH L 38.4% C 0.125 H 272.8°. Best body text is #FFFFFF at 10.17:1 contrast (WCAG AA passes).

Color values

HEX	#2F3A85
RGB	rgb(47, 58, 133)
HSL	hsl(232, 48%, 35%)
HSV	hsv(232, 65%, 52%)
CMYK	cmyk(64.7%, 56.4%, 0%, 47.8%)
CIE-LAB	lab(27.64, 20.67, -43.61)
CIE-LCH	lch(27.64, 48.26, 295.36°)
OKLab	oklab(38.42% 0.0061 -0.1252)
OKLCH	oklch(38.42% 0.125 272.8)
XYZ	xyz(6.9176, 5.3233, 22.8487)
Luminance	0.0532 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F3A85 #857A2F

analogous

#2F6585 #2F3A85 #4F2F85

triadic

#2F3A85 #852F3A #3A852F

tetradic

#2F3A85 #852F65 #857A2F #2F854F

square

#2F3A85 #852F65 #857A2F #2F854F

split-complementary

#2F3A85 #854F2F #65852F

monochromatic

#0F132B #1F2658 #2F3A85 #3F4EB2 #6672C9

Accessibility & contrast

On white

10.17

#2F3A85 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.06

#2F3A85 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F3A85

10.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F3A85	#FFFFFF	#000000	##FFFFFF
##2F3A85	1.00	10.17	2.06	10.17
#FFFFFF	10.17	1.00	21.00	1.00
#000000	2.06	21.00	1.00	21.00
##FFFFFF	10.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#034588

Deuteranopia (green-blind)

#003E83

Tritanopia (blue-blind)

#004C59

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #2f3a85;
/* rgb */ color: rgb(47, 58, 133);
/* oklch */ color: oklch(38.4% 0.125 272.8);

Tailwind

colors: {
  custom: {
    50: '#7170a9',
    500: '#2f3a85',
    950: '#000000',
  },
}

SCSS

$custom: #2f3a85;
$custom-light: #7170a9;
$custom-dark: #000000;

JSON

{
  "hex": "#2f3a85",
  "rgb": {
    "r": 47,
    "g": 58,
    "b": 133
  },
  "hsl": {
    "h": 232.326,
    "s": 47.778,
    "l": 35.294
  },
  "oklch": {
    "l": 0.38416,
    "c": 0.12538,
    "h": 272.8
  },
  "luminance": 0.05324
}

Semantic roles & 50–950 ramp

primary

#2F3A85

secondary

#B0A660

accent

#C650D7

background

#F7F6FA

surface

#EDECF4

border

#C8C7CE

text

#080710

muted

#7B7A7F

Preview Lab

Preview with #2F3A85

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

Preview Lab → · Contrast checker → · Palette generator →