#225DA3#225DA3

#225DA3 is a mid, vivid cyan. Relative luminance 0.108; OKLCH L 47.8% C 0.128 H 255.0°. Best body text is #FFFFFF at 6.64:1 contrast (WCAG AA passes).

Color values

HEX	#225DA3
RGB	rgb(34, 93, 163)
HSL	hsl(213, 65%, 39%)
HSV	hsv(213, 79%, 64%)
CMYK	cmyk(79.1%, 42.9%, 0%, 36.1%)
CIE-LAB	lab(39.26, 6.80, -43.20)
CIE-LCH	lch(39.26, 43.73, 278.95°)
OKLab	oklab(47.8% -0.0332 -0.1236)
OKLCH	oklch(47.8% 0.128 255)
XYZ	xyz(11.1824, 10.8118, 36.1408)
Luminance	0.1081 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#225DA3 #A36822

analogous

#229DA3 #225DA3 #2722A3

triadic

#225DA3 #A3225D #5DA322

tetradic

#225DA3 #A3229D #A36822 #22A327

square

#225DA3 #A3229D #A36822 #22A327

split-complementary

#225DA3 #A32722 #9DA322

monochromatic

#0D233E #174070 #225DA3 #2F7AD4 #619ADE

Accessibility & contrast

On white

6.64

#225DA3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.16

#225DA3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #225DA3

6.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##225DA3	#FFFFFF	#000000	##FFFFFF
##225DA3	1.00	6.64	3.16	6.64
#FFFFFF	6.64	1.00	21.00	1.00
#000000	3.16	21.00	1.00	21.00
##FFFFFF	6.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3A63A6

Deuteranopia (green-blind)

#2357A2

Tritanopia (blue-blind)

#006E78

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #225da3;
/* rgb */ color: rgb(34, 93, 163);
/* oklch */ color: oklch(47.8% 0.128 255.0);

Tailwind

colors: {
  custom: {
    50: '#718abf',
    500: '#225da3',
    950: '#000000',
  },
}

SCSS

$custom: #225da3;
$custom-light: #718abf;
$custom-dark: #000000;

JSON

{
  "hex": "#225da3",
  "rgb": {
    "r": 34,
    "g": 93,
    "b": 163
  },
  "hsl": {
    "h": 212.558,
    "s": 65.482,
    "l": 38.627
  },
  "oklch": {
    "l": 0.47803,
    "c": 0.12801,
    "h": 255
  },
  "luminance": 0.10813
}

Semantic roles & 50–950 ramp

primary

#225DA3

secondary

#C3955E

accent

#9B3FE8

background

#F7F8FB

surface

#EDF0F7

border

#C8CBD0

text

#090B12

muted

#7B7C81

Preview Lab

Preview with #225DA3

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

Preview Lab → · Contrast checker → · Palette generator →