#2126A8#2126A8

#2126A8 is a dark, vivid blue. Relative luminance 0.045; OKLCH L 37.5% C 0.199 H 270.2°. Best body text is #FFFFFF at 11.01:1 contrast (WCAG AA passes).

Color values

HEX	#2126A8
RGB	rgb(33, 38, 168)
HSL	hsl(238, 67%, 39%)
HSV	hsv(238, 80%, 66%)
CMYK	cmyk(80.4%, 77.4%, 0%, 34.1%)
CIE-LAB	lab(25.37, 44.27, -68.83)
CIE-LCH	lch(25.37, 81.84, 302.75°)
OKLab	oklab(37.55% 0.0005 -0.1994)
OKLCH	oklch(37.55% 0.199 270.2)
XYZ	xyz(8.3858, 4.5358, 37.4717)
Luminance	0.0454 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2126A8 #A8A321

analogous

#216AA8 #2126A8 #6021A8

triadic

#2126A8 #A82126 #26A821

tetradic

#2126A8 #A8216A #A8A321 #21A860

square

#2126A8 #A8216A #A8A321 #21A860

split-complementary

#2126A8 #A86021 #6AA821

monochromatic

#0D0F42 #171A75 #2126A8 #3036D6 #6368E0

Accessibility & contrast

On white

11.01

#2126A8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.91

#2126A8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2126A8

11.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2126A8	#FFFFFF	#000000	##FFFFFF
##2126A8	1.00	11.01	1.91	11.01
#FFFFFF	11.01	1.00	21.00	1.00
#000000	1.91	21.00	1.00	21.00
##FFFFFF	11.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0043AC

Deuteranopia (green-blind)

#0035A6

Tritanopia (blue-blind)

#004D66

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #2126a8;
/* rgb */ color: rgb(33, 38, 168);
/* oklch */ color: oklch(37.5% 0.199 270.2);

Tailwind

colors: {
  custom: {
    50: '#7662c3',
    500: '#2126a8',
    950: '#000000',
  },
}

SCSS

$custom: #2126a8;
$custom-light: #7662c3;
$custom-dark: #000000;

JSON

{
  "hex": "#2126a8",
  "rgb": {
    "r": 33,
    "g": 38,
    "b": 168
  },
  "hsl": {
    "h": 237.778,
    "s": 67.164,
    "l": 39.412
  },
  "oklch": {
    "l": 0.37546,
    "c": 0.19936,
    "h": 270.2
  },
  "luminance": 0.04537
}

Semantic roles & 50–950 ramp

primary

#2126A8

secondary

#C5C25F

accent

#E43EEA

background

#F7F5FC

surface

#EEEAF8

border

#C9C6D1

text

#0A0513

muted

#7C7982

Preview Lab

Preview with #2126A8

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

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