#2125A8#2125A8

#2125A8 is a dark, highly saturated blue. Relative luminance 0.045; OKLCH L 37.4% C 0.200 H 270.2°. Best body text is #FFFFFF at 11.08:1 contrast (WCAG AA passes).

Color values

HEX	#2125A8
RGB	rgb(33, 37, 168)
HSL	hsl(238, 67%, 39%)
HSV	hsv(238, 80%, 66%)
CMYK	cmyk(80.4%, 78%, 0%, 34.1%)
CIE-LAB	lab(25.18, 44.83, -69.15)
CIE-LCH	lch(25.18, 82.41, 302.95°)
OKLab	oklab(37.41% 0.0009 -0.2003)
OKLCH	oklch(37.41% 0.2 270.2)
XYZ	xyz(8.3542, 4.4727, 37.4612)
Luminance	0.0447 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2125A8 #A8A421

analogous

#2169A8 #2125A8 #6121A8

triadic

#2125A8 #A82125 #25A821

tetradic

#2125A8 #A82169 #A8A421 #21A861

square

#2125A8 #A82169 #A8A421 #21A861

split-complementary

#2125A8 #A86121 #69A821

monochromatic

#0D0E42 #171A75 #2125A8 #3035D6 #6367E0

Accessibility & contrast

On white

11.08

#2125A8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.89

#2125A8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2125A8

11.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2125A8	#FFFFFF	#000000	##FFFFFF
##2125A8	1.00	11.08	1.89	11.08
#FFFFFF	11.08	1.00	21.00	1.00
#000000	1.89	21.00	1.00	21.00
##FFFFFF	11.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0042AC

Deuteranopia (green-blind)

#0035A6

Tritanopia (blue-blind)

#004D66

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #2125a8;
/* rgb */ color: rgb(33, 37, 168);
/* oklch */ color: oklch(37.4% 0.200 270.2);

Tailwind

colors: {
  custom: {
    50: '#7662c3',
    500: '#2125a8',
    950: '#000000',
  },
}

SCSS

$custom: #2125a8;
$custom-light: #7662c3;
$custom-dark: #000000;

JSON

{
  "hex": "#2125a8",
  "rgb": {
    "r": 33,
    "g": 37,
    "b": 168
  },
  "hsl": {
    "h": 238.222,
    "s": 67.164,
    "l": 39.412
  },
  "oklch": {
    "l": 0.3741,
    "c": 0.20027,
    "h": 270.2
  },
  "luminance": 0.04474
}

Semantic roles & 50–950 ramp

primary

#2125A8

secondary

#C5C25F

accent

#E53EEA

background

#F8F5FC

surface

#EFEAF8

border

#CAC6D1

text

#0A0513

muted

#7C7982

Preview Lab

Preview with #2125A8

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

Preview Lab → · Contrast checker → · Palette generator →