#2948B4#2948B4

#2948B4 is a dark, vivid blue. Relative luminance 0.084; OKLCH L 44.9% C 0.175 H 266.7°. Best body text is #FFFFFF at 7.84:1 contrast (WCAG AA passes).

Color values

HEX	#2948B4
RGB	rgb(41, 72, 180)
HSL	hsl(227, 63%, 43%)
HSV	hsv(227, 77%, 71%)
CMYK	cmyk(77.2%, 60%, 0%, 29.4%)
CIE-LAB	lab(34.80, 28.09, -60.48)
CIE-LCH	lch(34.80, 66.69, 294.91°)
OKLab	oklab(44.86% -0.0099 -0.1747)
OKLCH	oklch(44.86% 0.175 266.7)
XYZ	xyz(11.4672, 8.4001, 44.1882)
Luminance	0.0840 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2948B4 #B49529

analogous

#298DB4 #2948B4 #5029B4

triadic

#2948B4 #B42948 #48B429

tetradic

#2948B4 #B4298D #B49529 #29B450

square

#2948B4 #B4298D #B49529 #29B450

split-complementary

#2948B4 #B45029 #8DB429

monochromatic

#122050 #1E3482 #2948B4 #4565D5 #778FE0

Accessibility & contrast

On white

7.84

#2948B4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.68

#2948B4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2948B4

7.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2948B4	#FFFFFF	#000000	##FFFFFF
##2948B4	1.00	7.84	2.68	7.84
#FFFFFF	7.84	1.00	21.00	1.00
#000000	2.68	21.00	1.00	21.00
##FFFFFF	7.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0059B8

Deuteranopia (green-blind)

#004CB2

Tritanopia (blue-blind)

#006377

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #2948b4;
/* rgb */ color: rgb(41, 72, 180);
/* oklch */ color: oklch(44.9% 0.175 266.7);

Tailwind

colors: {
  custom: {
    50: '#787acb',
    500: '#2948b4',
    950: '#000000',
  },
}

SCSS

$custom: #2948b4;
$custom-light: #787acb;
$custom-dark: #000000;

JSON

{
  "hex": "#2948b4",
  "rgb": {
    "r": 41,
    "g": 72,
    "b": 180
  },
  "hsl": {
    "h": 226.619,
    "s": 62.896,
    "l": 43.333
  },
  "oklch": {
    "l": 0.44857,
    "c": 0.17503,
    "h": 266.7
  },
  "luminance": 0.08401
}

Semantic roles & 50–950 ramp

primary

#2948B4

secondary

#C8B471

accent

#C142E6

background

#F8F7FC

surface

#EFEDF9

border

#CAC8D2

text

#0A0913

muted

#7C7B82

Preview Lab

Preview with #2948B4

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

Preview Lab → · Contrast checker → · Palette generator →