#2124A8#2124A8

#2124A8 is a dark, highly saturated blue. Relative luminance 0.044; OKLCH L 37.3% C 0.201 H 270.3°. Best body text is #FFFFFF at 11.16:1 contrast (WCAG AA passes).

Color values

HEX	#2124A8
RGB	rgb(33, 36, 168)
HSL	hsl(239, 67%, 39%)
HSV	hsv(239, 80%, 66%)
CMYK	cmyk(80.4%, 78.6%, 0%, 34.1%)
CIE-LAB	lab(24.99, 45.37, -69.46)
CIE-LCH	lch(24.99, 82.97, 303.15°)
OKLab	oklab(37.28% 0.0012 -0.2012)
OKLCH	oklch(37.28% 0.201 270.3)
XYZ	xyz(8.3236, 4.4113, 37.4510)
Luminance	0.0441 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2124A8 #A8A521

analogous

#2167A8 #2124A8 #6221A8

triadic

#2124A8 #A82124 #24A821

tetradic

#2124A8 #A82167 #A8A521 #21A862

square

#2124A8 #A82167 #A8A521 #21A862

split-complementary

#2124A8 #A86221 #67A821

monochromatic

#0D0E42 #171975 #2124A8 #3034D6 #6366E0

Accessibility & contrast

On white

11.16

#2124A8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.88

#2124A8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2124A8

11.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2124A8	#FFFFFF	#000000	##FFFFFF
##2124A8	1.00	11.16	1.88	11.16
#FFFFFF	11.16	1.00	21.00	1.00
#000000	1.88	21.00	1.00	21.00
##FFFFFF	11.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0042AC

Deuteranopia (green-blind)

#0034A6

Tritanopia (blue-blind)

#004C65

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #2124a8;
/* rgb */ color: rgb(33, 36, 168);
/* oklch */ color: oklch(37.3% 0.201 270.3);

Tailwind

colors: {
  custom: {
    50: '#7661c3',
    500: '#2124a8',
    950: '#000000',
  },
}

SCSS

$custom: #2124a8;
$custom-light: #7661c3;
$custom-dark: #000000;

JSON

{
  "hex": "#2124a8",
  "rgb": {
    "r": 33,
    "g": 36,
    "b": 168
  },
  "hsl": {
    "h": 238.667,
    "s": 67.164,
    "l": 39.412
  },
  "oklch": {
    "l": 0.37277,
    "c": 0.20117,
    "h": 270.3
  },
  "luminance": 0.04412
}

Semantic roles & 50–950 ramp

primary

#2124A8

secondary

#C5C35F

accent

#E63EEA

background

#F8F5FC

surface

#EFEAF8

border

#CAC6D1

text

#0A0513

muted

#7C7982

Preview Lab

Preview with #2124A8

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

Preview Lab → · Contrast checker → · Palette generator →