#276EB2#276EB2

#276EB2 is a mid, vivid cyan. Relative luminance 0.148; OKLCH L 52.9% C 0.128 H 250.9°. Best body text is #FFFFFF at 5.30:1 contrast (WCAG AA passes).

Color values

HEX	#276EB2
RGB	rgb(39, 110, 178)
HSL	hsl(209, 64%, 43%)
HSV	hsv(209, 78%, 70%)
CMYK	cmyk(78.1%, 38.2%, 0%, 30.2%)
CIE-LAB	lab(45.35, 2.38, -42.31)
CIE-LCH	lch(45.35, 42.38, 273.21°)
OKLab	oklab(52.88% -0.0418 -0.1207)
OKLCH	oklch(52.88% 0.128 250.9)
XYZ	xyz(14.4455, 14.7958, 44.2054)
Luminance	0.1480 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#276EB2 #B26B27

analogous

#27B2B1 #276EB2 #2728B2

triadic

#276EB2 #B2276E #6EB227

tetradic

#276EB2 #B127B2 #B26B27 #28B227

square

#276EB2 #B127B2 #B26B27 #28B227

split-complementary

#276EB2 #B22728 #B2B127

monochromatic

#11304E #1C4F80 #276EB2 #418DD5 #73ABE0

Accessibility & contrast

On white

5.30

#276EB2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.96

#276EB2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #276EB2

5.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##276EB2	#FFFFFF	#000000	##FFFFFF
##276EB2	1.00	5.30	3.96	5.30
#FFFFFF	5.30	1.00	21.00	1.00
#000000	3.96	21.00	1.00	21.00
##FFFFFF	5.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4E72B5

Deuteranopia (green-blind)

#3866B1

Tritanopia (blue-blind)

#007E87

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #276eb2;
/* rgb */ color: rgb(39, 110, 178);
/* oklch */ color: oklch(52.9% 0.128 250.9);

Tailwind

colors: {
  custom: {
    50: '#7697c9',
    500: '#276eb2',
    950: '#000000',
  },
}

SCSS

$custom: #276eb2;
$custom-light: #7697c9;
$custom-dark: #000000;

JSON

{
  "hex": "#276eb2",
  "rgb": {
    "r": 39,
    "g": 110,
    "b": 178
  },
  "hsl": {
    "h": 209.353,
    "s": 64.055,
    "l": 42.549
  },
  "oklch": {
    "l": 0.52878,
    "c": 0.12772,
    "h": 250.9
  },
  "luminance": 0.14798
}

Semantic roles & 50–950 ramp

primary

#276EB2

secondary

#C8996D

accent

#9241E7

background

#F7F9FC

surface

#EEF2F8

border

#C9CCD1

text

#0A0D13

muted

#7C7E82

Preview Lab

Preview with #276EB2

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

Preview Lab → · Contrast checker → · Palette generator →