#3029B3#3029B3

#3029B3 is a dark, highly saturated blue. Relative luminance 0.055; OKLCH L 40.0% C 0.206 H 274.1°. Best body text is #FFFFFF at 10.03:1 contrast (WCAG AA passes).

Color values

HEX	#3029B3
RGB	rgb(48, 41, 179)
HSL	hsl(243, 63%, 43%)
HSV	hsv(243, 77%, 70%)
CMYK	cmyk(73.2%, 77.1%, 0%, 29.8%)
CIE-LAB	lab(28.03, 47.41, -71.01)
CIE-LCH	lch(28.03, 85.38, 303.73°)
OKLab	oklab(40.01% 0.0146 -0.2054)
OKLCH	oklch(40.01% 0.206 274.1)
XYZ	xyz(10.1458, 5.4679, 43.1598)
Luminance	0.0547 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3029B3 #ACB329

analogous

#2967B3 #3029B3 #7529B3

triadic

#3029B3 #B33029 #29B330

tetradic

#3029B3 #B32967 #ACB329 #29B375

square

#3029B3 #B32967 #ACB329 #29B375

split-complementary

#3029B3 #B37529 #67B329

monochromatic

#15124F #231E81 #3029B3 #4C45D4 #7C77E0

Accessibility & contrast

On white

10.03

#3029B3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.09

#3029B3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3029B3

10.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3029B3	#FFFFFF	#000000	##FFFFFF
##3029B3	1.00	10.03	2.09	10.03
#FFFFFF	10.03	1.00	21.00	1.00
#000000	2.09	21.00	1.00	21.00
##FFFFFF	10.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0048B7

Deuteranopia (green-blind)

#003CB1

Tritanopia (blue-blind)

#00526D

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #3029b3;
/* rgb */ color: rgb(48, 41, 179);
/* oklch */ color: oklch(40.0% 0.206 274.1);

Tailwind

colors: {
  custom: {
    50: '#7d65cb',
    500: '#3029b3',
    950: '#000000',
  },
}

SCSS

$custom: #3029b3;
$custom-light: #7d65cb;
$custom-dark: #000000;

JSON

{
  "hex": "#3029b3",
  "rgb": {
    "r": 48,
    "g": 41,
    "b": 179
  },
  "hsl": {
    "h": 243.043,
    "s": 62.727,
    "l": 43.137
  },
  "oklch": {
    "l": 0.4001,
    "c": 0.20592,
    "h": 274.1
  },
  "luminance": 0.05469
}

Semantic roles & 50–950 ramp

primary

#3029B3

secondary

#C3C770

accent

#E642DD

background

#F8F6FC

surface

#F0EBF9

border

#CBC6D2

text

#0B0613

muted

#7C7A82

Preview Lab

Preview with #3029B3

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

Preview Lab → · Contrast checker → · Palette generator →