#266DB1#266DB1

#266DB1 is a mid, vivid cyan. Relative luminance 0.145; OKLCH L 52.6% C 0.128 H 250.9°. Best body text is #FFFFFF at 5.38:1 contrast (WCAG AA passes).

Color values

HEX	#266DB1
RGB	rgb(38, 109, 177)
HSL	hsl(209, 65%, 42%)
HSV	hsv(209, 79%, 69%)
CMYK	cmyk(78.5%, 38.4%, 0%, 30.6%)
CIE-LAB	lab(44.97, 2.50, -42.34)
CIE-LCH	lch(44.97, 42.41, 273.38°)
OKLab	oklab(52.55% -0.0417 -0.1208)
OKLCH	oklch(52.55% 0.128 250.9)
XYZ	xyz(14.2008, 14.5220, 43.6410)
Luminance	0.1452 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#266DB1 #B16A26

analogous

#26B1B0 #266DB1 #2627B1

triadic

#266DB1 #B1266D #6DB126

tetradic

#266DB1 #B026B1 #B16A26 #27B126

square

#266DB1 #B026B1 #B16A26 #27B126

split-complementary

#266DB1 #B12627 #B1B026

monochromatic

#102F4C #1B4E7F #266DB1 #3F8CD6 #71AAE0

Accessibility & contrast

On white

5.38

#266DB1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.90

#266DB1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #266DB1

5.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##266DB1	#FFFFFF	#000000	##FFFFFF
##266DB1	1.00	5.38	3.90	5.38
#FFFFFF	5.38	1.00	21.00	1.00
#000000	3.90	21.00	1.00	21.00
##FFFFFF	5.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4D71B4

Deuteranopia (green-blind)

#3765B0

Tritanopia (blue-blind)

#007D86

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #266db1;
/* rgb */ color: rgb(38, 109, 177);
/* oklch */ color: oklch(52.6% 0.128 250.9);

Tailwind

colors: {
  custom: {
    50: '#7596c9',
    500: '#266db1',
    950: '#000000',
  },
}

SCSS

$custom: #266db1;
$custom-light: #7596c9;
$custom-dark: #000000;

JSON

{
  "hex": "#266db1",
  "rgb": {
    "r": 38,
    "g": 109,
    "b": 177
  },
  "hsl": {
    "h": 209.353,
    "s": 64.651,
    "l": 42.157
  },
  "oklch": {
    "l": 0.52554,
    "c": 0.12778,
    "h": 250.9
  },
  "luminance": 0.14524
}

Semantic roles & 50–950 ramp

primary

#266DB1

secondary

#C7986B

accent

#9240E8

background

#F7F9FC

surface

#EEF1F8

border

#C9CBD1

text

#0A0D13

muted

#7C7E82

Preview Lab

Preview with #266DB1

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

Preview Lab → · Contrast checker → · Palette generator →