#2959B4#2959B4

#2959B4 is a mid, vivid blue. Relative luminance 0.109; OKLCH L 48.3% C 0.154 H 261.6°. Best body text is #FFFFFF at 6.60:1 contrast (WCAG AA passes).

Color values

HEX	#2959B4
RGB	rgb(41, 89, 180)
HSL	hsl(219, 63%, 43%)
HSV	hsv(219, 77%, 71%)
CMYK	cmyk(77.2%, 50.6%, 0%, 29.4%)
CIE-LAB	lab(39.43, 16.85, -52.97)
CIE-LCH	lch(39.43, 55.59, 287.65°)
OKLab	oklab(48.35% -0.0224 -0.1524)
OKLCH	oklch(48.35% 0.154 261.6)
XYZ	xyz(12.7221, 10.9100, 44.6065)
Luminance	0.1091 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2959B4 #B48429

analogous

#299EB4 #2959B4 #3F29B4

triadic

#2959B4 #B42959 #59B429

tetradic

#2959B4 #B4299E #B48429 #29B43F

square

#2959B4 #B4299E #B48429 #29B43F

split-complementary

#2959B4 #B43F29 #9EB429

monochromatic

#122850 #1E4082 #2959B4 #4577D5 #779BE0

Accessibility & contrast

On white

6.60

#2959B4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.18

#2959B4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2959B4

6.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2959B4	#FFFFFF	#000000	##FFFFFF
##2959B4	1.00	6.60	3.18	6.60
#FFFFFF	6.60	1.00	21.00	1.00
#000000	3.18	21.00	1.00	21.00
##FFFFFF	6.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2164B7

Deuteranopia (green-blind)

#0057B2

Tritanopia (blue-blind)

#006F7E

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #2959b4;
/* rgb */ color: rgb(41, 89, 180);
/* oklch */ color: oklch(48.3% 0.154 261.6);

Tailwind

colors: {
  custom: {
    50: '#7787cb',
    500: '#2959b4',
    950: '#000000',
  },
}

SCSS

$custom: #2959b4;
$custom-light: #7787cb;
$custom-dark: #000000;

JSON

{
  "hex": "#2959b4",
  "rgb": {
    "r": 41,
    "g": 89,
    "b": 180
  },
  "hsl": {
    "h": 219.281,
    "s": 62.896,
    "l": 43.333
  },
  "oklch": {
    "l": 0.48349,
    "c": 0.15402,
    "h": 261.6
  },
  "luminance": 0.10911
}

Semantic roles & 50–950 ramp

primary

#2959B4

secondary

#C8AA71

accent

#AD42E6

background

#F7F8FC

surface

#EEEFF9

border

#C9CAD2

text

#0A0B13

muted

#7C7C82

Preview Lab

Preview with #2959B4

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

Preview Lab → · Contrast checker → · Palette generator →