#2125B0#2125B0

#2125B0 is a dark, highly saturated blue. Relative luminance 0.048; OKLCH L 38.3% C 0.210 H 269.8°. Best body text is #FFFFFF at 10.74:1 contrast (WCAG AA passes).

Color values

HEX	#2125B0
RGB	rgb(33, 37, 176)
HSL	hsl(238, 68%, 41%)
HSV	hsv(238, 81%, 69%)
CMYK	cmyk(81.3%, 79%, 0%, 31%)
CIE-LAB	lab(26.10, 47.47, -72.43)
CIE-LCH	lch(26.10, 86.60, 303.24°)
OKLab	oklab(38.33% -0.0006 -0.2098)
OKLCH	oklch(38.33% 0.21 269.8)
XYZ	xyz(9.1226, 4.7800, 41.5077)
Luminance	0.0478 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2125B0 #B0AC21

analogous

#216CB0 #2125B0 #6421B0

triadic

#2125B0 #B02125 #25B021

tetradic

#2125B0 #B0216C #B0AC21 #21B064

square

#2125B0 #B0216C #B0AC21 #21B064

split-complementary

#2125B0 #B06421 #6CB021

monochromatic

#0E0F49 #171A7C #2125B0 #353AD9 #696CE3

Accessibility & contrast

On white

10.74

#2125B0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.96

#2125B0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2125B0

10.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2125B0	#FFFFFF	#000000	##FFFFFF
##2125B0	1.00	10.74	1.96	10.74
#FFFFFF	10.74	1.00	21.00	1.00
#000000	1.96	21.00	1.00	21.00
##FFFFFF	10.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0045B4

Deuteranopia (green-blind)

#0036AE

Tritanopia (blue-blind)

#00506A

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #2125b0;
/* rgb */ color: rgb(33, 37, 176);
/* oklch */ color: oklch(38.3% 0.210 269.8);

Tailwind

colors: {
  custom: {
    50: '#7862c9',
    500: '#2125b0',
    950: '#000000',
  },
}

SCSS

$custom: #2125b0;
$custom-light: #7862c9;
$custom-dark: #000000;

JSON

{
  "hex": "#2125b0",
  "rgb": {
    "r": 33,
    "g": 37,
    "b": 176
  },
  "hsl": {
    "h": 238.322,
    "s": 68.421,
    "l": 40.98
  },
  "oklch": {
    "l": 0.38327,
    "c": 0.20979,
    "h": 269.8
  },
  "luminance": 0.04781
}

Semantic roles & 50–950 ramp

primary

#2125B0

secondary

#C8C664

accent

#E63DEB

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0B0513

muted

#7C7A82

Preview Lab

Preview with #2125B0

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

Preview Lab → · Contrast checker → · Palette generator →