#276EB1#276EB1

#276EB1 is a mid, vivid cyan. Relative luminance 0.148; OKLCH L 52.8% C 0.126 H 250.5°. Best body text is #FFFFFF at 5.31:1 contrast (WCAG AA passes).

Color values

HEX	#276EB1
RGB	rgb(39, 110, 177)
HSL	hsl(209, 64%, 42%)
HSV	hsv(209, 78%, 69%)
CMYK	cmyk(78%, 37.9%, 0%, 30.6%)
CIE-LAB	lab(45.30, 2.00, -41.82)
CIE-LCH	lch(45.30, 41.86, 272.73°)
OKLab	oklab(52.82% -0.0421 -0.1192)
OKLCH	oklch(52.82% 0.126 250.5)
XYZ	xyz(14.3454, 14.7558, 43.6785)
Luminance	0.1476 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#276EB1 #B16A27

analogous

#27B1AF #276EB1 #2729B1

triadic

#276EB1 #B1276E #6EB127

tetradic

#276EB1 #AF27B1 #B16A27 #29B127

square

#276EB1 #AF27B1 #B16A27 #29B127

split-complementary

#276EB1 #B12729 #B1AF27

monochromatic

#11304D #1C4F7F #276EB1 #408DD5 #72ABE0

Accessibility & contrast

On white

5.31

#276EB1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.95

#276EB1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #276EB1

5.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##276EB1	#FFFFFF	#000000	##FFFFFF
##276EB1	1.00	5.31	3.95	5.31
#FFFFFF	5.31	1.00	21.00	1.00
#000000	3.95	21.00	1.00	21.00
##FFFFFF	5.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4E72B4

Deuteranopia (green-blind)

#3965B0

Tritanopia (blue-blind)

#007E87

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #276eb1;
/* rgb */ color: rgb(39, 110, 177);
/* oklch */ color: oklch(52.8% 0.126 250.5);

Tailwind

colors: {
  custom: {
    50: '#7697c8',
    500: '#276eb1',
    950: '#000000',
  },
}

SCSS

$custom: #276eb1;
$custom-light: #7697c8;
$custom-dark: #000000;

JSON

{
  "hex": "#276eb1",
  "rgb": {
    "r": 39,
    "g": 110,
    "b": 177
  },
  "hsl": {
    "h": 209.13,
    "s": 63.889,
    "l": 42.353
  },
  "oklch": {
    "l": 0.52816,
    "c": 0.12644,
    "h": 250.5
  },
  "luminance": 0.14758
}

Semantic roles & 50–950 ramp

primary

#276EB1

secondary

#C7996D

accent

#9141E7

background

#F7F9FC

surface

#EEF2F8

border

#C9CCD1

text

#0A0D13

muted

#7C7E82

Preview Lab

Preview with #276EB1

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

Preview Lab → · Contrast checker → · Palette generator →