#2665B1#2665B1

#2665B1 is a mid, vivid cyan. Relative luminance 0.129; OKLCH L 50.7% C 0.137 H 255.3°. Best body text is #FFFFFF at 5.87:1 contrast (WCAG AA passes).

Color values

HEX	#2665B1
RGB	rgb(38, 101, 177)
HSL	hsl(213, 65%, 42%)
HSV	hsv(213, 79%, 69%)
CMYK	cmyk(78.5%, 42.9%, 0%, 30.6%)
CIE-LAB	lab(42.60, 7.55, -46.12)
CIE-LCH	lch(42.60, 46.73, 279.30°)
OKLab	oklab(50.7% -0.0347 -0.132)
OKLCH	oklch(50.7% 0.137 255.3)
XYZ	xyz(13.3859, 12.8922, 43.3694)
Luminance	0.1289 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2665B1 #B17226

analogous

#26AAB1 #2665B1 #2D26B1

triadic

#2665B1 #B12665 #65B126

tetradic

#2665B1 #B126AA #B17226 #26B12D

square

#2665B1 #B126AA #B17226 #26B12D

split-complementary

#2665B1 #B12D26 #AAB126

monochromatic

#102C4C #1B487F #2665B1 #3F83D6 #71A3E0

Accessibility & contrast

On white

5.87

#2665B1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.58

#2665B1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2665B1

5.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2665B1	#FFFFFF	#000000	##FFFFFF
##2665B1	1.00	5.87	3.58	5.87
#FFFFFF	5.87	1.00	21.00	1.00
#000000	3.58	21.00	1.00	21.00
##FFFFFF	5.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F6BB4

Deuteranopia (green-blind)

#255FAF

Tritanopia (blue-blind)

#007782

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #2665b1;
/* rgb */ color: rgb(38, 101, 177);
/* oklch */ color: oklch(50.7% 0.137 255.3);

Tailwind

colors: {
  custom: {
    50: '#7590c9',
    500: '#2665b1',
    950: '#000000',
  },
}

SCSS

$custom: #2665b1;
$custom-light: #7590c9;
$custom-dark: #000000;

JSON

{
  "hex": "#2665b1",
  "rgb": {
    "r": 38,
    "g": 101,
    "b": 177
  },
  "hsl": {
    "h": 212.806,
    "s": 64.651,
    "l": 42.157
  },
  "oklch": {
    "l": 0.50704,
    "c": 0.13652,
    "h": 255.3
  },
  "luminance": 0.12894
}

Semantic roles & 50–950 ramp

primary

#2665B1

secondary

#C79E6B

accent

#9C40E8

background

#F7F8FC

surface

#EEF0F8

border

#C9CBD1

text

#0A0C13

muted

#7C7D82

Preview Lab

Preview with #2665B1

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

Preview Lab → · Contrast checker → · Palette generator →