#2251A0#2251A0

#2251A0 is a dark, vivid blue. Relative luminance 0.088; OKLCH L 44.9% C 0.138 H 260.2°. Best body text is #FFFFFF at 7.63:1 contrast (WCAG AA passes).

Color values

HEX	#2251A0
RGB	rgb(34, 81, 160)
HSL	hsl(218, 65%, 38%)
HSV	hsv(218, 79%, 63%)
CMYK	cmyk(78.8%, 49.4%, 0%, 37.3%)
CIE-LAB	lab(35.52, 13.53, -47.41)
CIE-LCH	lch(35.52, 49.30, 285.93°)
OKLab	oklab(44.85% -0.0236 -0.1363)
OKLCH	oklch(44.85% 0.138 260.2)
XYZ	xyz(9.9450, 8.7619, 34.4180)
Luminance	0.0876 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2251A0 #A07122

analogous

#2290A0 #2251A0 #3222A0

triadic

#2251A0 #A02251 #51A022

tetradic

#2251A0 #A02290 #A07122 #22A032

square

#2251A0 #A02290 #A07122 #22A032

split-complementary

#2251A0 #A03222 #90A022

monochromatic

#0D1E3B #17376E #2251A0 #2D6BD2 #5F8EDD

Accessibility & contrast

On white

7.63

#2251A0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.75

#2251A0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2251A0

7.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2251A0	#FFFFFF	#000000	##FFFFFF
##2251A0	1.00	7.63	2.75	7.63
#FFFFFF	7.63	1.00	21.00	1.00
#000000	2.75	21.00	1.00	21.00
##FFFFFF	7.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#235AA3

Deuteranopia (green-blind)

#004E9E

Tritanopia (blue-blind)

#006471

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #2251a0;
/* rgb */ color: rgb(34, 81, 160);
/* oklch */ color: oklch(44.9% 0.138 260.2);

Tailwind

colors: {
  custom: {
    50: '#7181bd',
    500: '#2251a0',
    950: '#000000',
  },
}

SCSS

$custom: #2251a0;
$custom-light: #7181bd;
$custom-dark: #000000;

JSON

{
  "hex": "#2251a0",
  "rgb": {
    "r": 34,
    "g": 81,
    "b": 160
  },
  "hsl": {
    "h": 217.619,
    "s": 64.948,
    "l": 38.039
  },
  "oklch": {
    "l": 0.44852,
    "c": 0.13829,
    "h": 260.2
  },
  "luminance": 0.08763
}

Semantic roles & 50–950 ramp

primary

#2251A0

secondary

#C29C5C

accent

#A940E8

background

#F7F7FB

surface

#EDEEF6

border

#C8C9D0

text

#090A12

muted

#7B7C81

Preview Lab

Preview with #2251A0

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

Preview Lab → · Contrast checker → · Palette generator →