#2959B1#2959B1

#2959B1 is a mid, vivid blue. Relative luminance 0.108; OKLCH L 48.1% C 0.150 H 261.3°. Best body text is #FFFFFF at 6.65:1 contrast (WCAG AA passes).

Color values

HEX	#2959B1
RGB	rgb(41, 89, 177)
HSL	hsl(219, 62%, 43%)
HSV	hsv(219, 77%, 69%)
CMYK	cmyk(76.8%, 49.7%, 0%, 30.6%)
CIE-LAB	lab(39.22, 15.69, -51.54)
CIE-LCH	lch(39.22, 53.88, 286.94°)
OKLab	oklab(48.13% -0.0228 -0.1482)
OKLCH	oklch(48.13% 0.15 261.3)
XYZ	xyz(12.4198, 10.7891, 43.0144)
Luminance	0.1079 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2959B1 #B18129

analogous

#299DB1 #2959B1 #3D29B1

triadic

#2959B1 #B12959 #59B129

tetradic

#2959B1 #B1299D #B18129 #29B13D

square

#2959B1 #B1299D #B18129 #29B13D

split-complementary

#2959B1 #B13D29 #9DB129

monochromatic

#12274E #1D407F #2959B1 #4476D4 #759BDF

Accessibility & contrast

On white

6.65

#2959B1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.16

#2959B1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2959B1

6.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2959B1	#FFFFFF	#000000	##FFFFFF
##2959B1	1.00	6.65	3.16	6.65
#FFFFFF	6.65	1.00	21.00	1.00
#000000	3.16	21.00	1.00	21.00
##FFFFFF	6.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2563B4

Deuteranopia (green-blind)

#0057AF

Tritanopia (blue-blind)

#006E7C

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #2959b1;
/* rgb */ color: rgb(41, 89, 177);
/* oklch */ color: oklch(48.1% 0.150 261.3);

Tailwind

colors: {
  custom: {
    50: '#7787c9',
    500: '#2959b1',
    950: '#000000',
  },
}

SCSS

$custom: #2959b1;
$custom-light: #7787c9;
$custom-dark: #000000;

JSON

{
  "hex": "#2959b1",
  "rgb": {
    "r": 41,
    "g": 89,
    "b": 177
  },
  "hsl": {
    "h": 218.824,
    "s": 62.385,
    "l": 42.745
  },
  "oklch": {
    "l": 0.48126,
    "c": 0.1499,
    "h": 261.3
  },
  "luminance": 0.1079
}

Semantic roles & 50–950 ramp

primary

#2959B1

secondary

#C7A86F

accent

#AC42E5

background

#F7F8FC

surface

#EEEFF8

border

#C9CAD1

text

#0A0B13

muted

#7C7C82

Preview Lab

Preview with #2959B1

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

Preview Lab → · Contrast checker → · Palette generator →