#2383B1#2383B1

#2383B1 is a mid, moderate cyan. Relative luminance 0.198; OKLCH L 57.7% C 0.110 H 234.9°. Best body text is #000000 at 4.95:1 contrast (WCAG AA passes).

Color values

HEX	#2383B1
RGB	rgb(35, 131, 177)
HSL	hsl(199, 67%, 42%)
HSV	hsv(199, 80%, 69%)
CMYK	cmyk(80.2%, 26%, 0%, 30.6%)
CIE-LAB	lab(51.57, -10.96, -31.95)
CIE-LCH	lch(51.57, 33.77, 251.07°)
OKLab	oklab(57.74% -0.0635 -0.0902)
OKLCH	oklch(57.74% 0.11 234.9)
XYZ	xyz(16.7421, 19.7622, 44.5185)
Luminance	0.1976 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2383B1 #B15123

analogous

#23B198 #2383B1 #233CB1

triadic

#2383B1 #B12383 #83B123

tetradic

#2383B1 #9823B1 #B15123 #3CB123

square

#2383B1 #9823B1 #B15123 #3CB123

split-complementary

#2383B1 #B1233C #B19823

monochromatic

#0F374B #195D7E #2383B1 #39A5D8 #6CBCE2

Accessibility & contrast

On white

4.24

#2383B1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.95

#2383B1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #2383B1

4.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2383B1	#FFFFFF	#000000	##000000
##2383B1	1.00	4.24	4.95	4.95
#FFFFFF	4.24	1.00	21.00	21.00
#000000	4.95	21.00	1.00	1.00
##000000	4.95	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6C82B3

Deuteranopia (green-blind)

#5A75B0

Tritanopia (blue-blind)

#008F93

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #2383b1;
/* rgb */ color: rgb(35, 131, 177);
/* oklch */ color: oklch(57.7% 0.110 234.9);

Tailwind

colors: {
  custom: {
    50: '#75a7c8',
    500: '#2383b1',
    950: '#000000',
  },
}

SCSS

$custom: #2383b1;
$custom-light: #75a7c8;
$custom-dark: #000000;

JSON

{
  "hex": "#2383b1",
  "rgb": {
    "r": 35,
    "g": 131,
    "b": 177
  },
  "hsl": {
    "h": 199.437,
    "s": 66.981,
    "l": 41.569
  },
  "oklch": {
    "l": 0.57744,
    "c": 0.11027,
    "h": 234.9
  },
  "luminance": 0.19764
}

Semantic roles & 50–950 ramp

primary

#2383B1

secondary

#C88768

accent

#763EEA

background

#F7FAFC

surface

#EEF4F8

border

#C9CED1

text

#0A0F13

muted

#7C7F82

Preview Lab

Preview with #2383B1

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

Preview Lab → · Contrast checker → · Palette generator →