#3029B1#3029B1

#3029B1 is a dark, highly saturated blue. Relative luminance 0.054; OKLCH L 39.8% C 0.204 H 274.2°. Best body text is #FFFFFF at 10.11:1 contrast (WCAG AA passes).

Color values

HEX	#3029B1
RGB	rgb(48, 41, 177)
HSL	hsl(243, 62%, 43%)
HSV	hsv(243, 77%, 69%)
CMYK	cmyk(72.9%, 76.8%, 0%, 30.6%)
CIE-LAB	lab(27.81, 46.77, -70.17)
CIE-LCH	lch(27.81, 84.33, 303.68°)
OKLab	oklab(39.79% 0.015 -0.203)
OKLCH	oklch(39.79% 0.204 274.2)
XYZ	xyz(9.9450, 5.3876, 42.1022)
Luminance	0.0539 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3029B1 #AAB129

analogous

#2966B1 #3029B1 #7429B1

triadic

#3029B1 #B13029 #29B130

tetradic

#3029B1 #B12966 #AAB129 #29B174

square

#3029B1 #B12966 #AAB129 #29B174

split-complementary

#3029B1 #B17429 #66B129

monochromatic

#15124E #231D7F #3029B1 #4B44D4 #7B75DF

Accessibility & contrast

On white

10.11

#3029B1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.08

#3029B1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3029B1

10.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3029B1	#FFFFFF	#000000	##FFFFFF
##3029B1	1.00	10.11	2.08	10.11
#FFFFFF	10.11	1.00	21.00	1.00
#000000	2.08	21.00	1.00	21.00
##FFFFFF	10.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0048B5

Deuteranopia (green-blind)

#003BAF

Tritanopia (blue-blind)

#00516C

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #3029b1;
/* rgb */ color: rgb(48, 41, 177);
/* oklch */ color: oklch(39.8% 0.204 274.2);

Tailwind

colors: {
  custom: {
    50: '#7d65ca',
    500: '#3029b1',
    950: '#000000',
  },
}

SCSS

$custom: #3029b1;
$custom-light: #7d65ca;
$custom-dark: #000000;

JSON

{
  "hex": "#3029b1",
  "rgb": {
    "r": 48,
    "g": 41,
    "b": 177
  },
  "hsl": {
    "h": 243.088,
    "s": 62.385,
    "l": 42.745
  },
  "oklch": {
    "l": 0.39794,
    "c": 0.20353,
    "h": 274.2
  },
  "luminance": 0.05389
}

Semantic roles & 50–950 ramp

primary

#3029B1

secondary

#C2C76F

accent

#E542DD

background

#F8F6FC

surface

#EFEBF9

border

#CAC6D2

text

#0B0613

muted

#7C7A82

Preview Lab

Preview with #3029B1

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

Preview Lab → · Contrast checker → · Palette generator →