#266CB0#266CB0

#266CB0 is a mid, vivid cyan. Relative luminance 0.143; OKLCH L 52.3% C 0.128 H 251.2°. Best body text is #FFFFFF at 5.45:1 contrast (WCAG AA passes).

Color values

HEX	#266CB0
RGB	rgb(38, 108, 176)
HSL	hsl(210, 64%, 42%)
HSV	hsv(210, 78%, 69%)
CMYK	cmyk(78.4%, 38.6%, 0%, 31%)
CIE-LAB	lab(44.62, 2.75, -42.32)
CIE-LCH	lch(44.62, 42.40, 273.71°)
OKLab	oklab(52.26% -0.0411 -0.1207)
OKLCH	oklch(52.26% 0.128 251.2)
XYZ	xyz(13.9954, 14.2701, 43.0827)
Luminance	0.1427 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#266CB0 #B06A26

analogous

#26B0AF #266CB0 #2627B0

triadic

#266CB0 #B0266C #6CB026

tetradic

#266CB0 #AF26B0 #B06A26 #27B026

square

#266CB0 #AF26B0 #B06A26 #27B026

split-complementary

#266CB0 #B02627 #B0AF26

monochromatic

#102E4B #1B4D7E #266CB0 #3E8BD5 #70A9E0

Accessibility & contrast

On white

5.45

#266CB0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.85

#266CB0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #266CB0

5.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##266CB0	#FFFFFF	#000000	##FFFFFF
##266CB0	1.00	5.45	3.85	5.45
#FFFFFF	5.45	1.00	21.00	1.00
#000000	3.85	21.00	1.00	21.00
##FFFFFF	5.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C70B3

Deuteranopia (green-blind)

#3664AF

Tritanopia (blue-blind)

#007C85

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #266cb0;
/* rgb */ color: rgb(38, 108, 176);
/* oklch */ color: oklch(52.3% 0.128 251.2);

Tailwind

colors: {
  custom: {
    50: '#7595c8',
    500: '#266cb0',
    950: '#000000',
  },
}

SCSS

$custom: #266cb0;
$custom-light: #7595c8;
$custom-dark: #000000;

JSON

{
  "hex": "#266cb0",
  "rgb": {
    "r": 38,
    "g": 108,
    "b": 176
  },
  "hsl": {
    "h": 209.565,
    "s": 64.486,
    "l": 41.961
  },
  "oklch": {
    "l": 0.52258,
    "c": 0.12754,
    "h": 251.2
  },
  "luminance": 0.14272
}

Semantic roles & 50–950 ramp

primary

#266CB0

secondary

#C7986B

accent

#9340E7

background

#F7F9FC

surface

#EEF1F8

border

#C9CBD1

text

#0A0D13

muted

#7C7E82

Preview Lab

Preview with #266CB0

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

Preview Lab → · Contrast checker → · Palette generator →