#275DA3#275DA3

#275DA3 is a mid, vivid cyan. Relative luminance 0.109; OKLCH L 48.0% C 0.126 H 256.2°. Best body text is #FFFFFF at 6.60:1 contrast (WCAG AA passes).

Color values

HEX	#275DA3
RGB	rgb(39, 93, 163)
HSL	hsl(214, 61%, 40%)
HSV	hsv(214, 76%, 64%)
CMYK	cmyk(76.1%, 42.9%, 0%, 36.1%)
CIE-LAB	lab(39.42, 7.42, -42.94)
CIE-LCH	lch(39.42, 43.58, 279.81°)
OKLab	oklab(47.97% -0.0301 -0.1228)
OKLCH	oklch(47.97% 0.126 256.2)
XYZ	xyz(11.3595, 10.9031, 36.1491)
Luminance	0.1090 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#275DA3 #A36D27

analogous

#279BA3 #275DA3 #2F27A3

triadic

#275DA3 #A3275D #5DA327

tetradic

#275DA3 #A3279B #A36D27 #27A32F

square

#275DA3 #A3279B #A36D27 #27A32F

split-complementary

#275DA3 #A32F27 #9BA327

monochromatic

#0F2540 #1B4172 #275DA3 #387ACF #699BDB

Accessibility & contrast

On white

6.60

#275DA3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.18

#275DA3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #275DA3

6.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##275DA3	#FFFFFF	#000000	##FFFFFF
##275DA3	1.00	6.60	3.18	6.60
#FFFFFF	6.60	1.00	21.00	1.00
#000000	3.18	21.00	1.00	21.00
##FFFFFF	6.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3B63A6

Deuteranopia (green-blind)

#2558A2

Tritanopia (blue-blind)

#006D78

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #275da3;
/* rgb */ color: rgb(39, 93, 163);
/* oklch */ color: oklch(48.0% 0.126 256.2);

Tailwind

colors: {
  custom: {
    50: '#738abf',
    500: '#275da3',
    950: '#000000',
  },
}

SCSS

$custom: #275da3;
$custom-light: #738abf;
$custom-dark: #000000;

JSON

{
  "hex": "#275da3",
  "rgb": {
    "r": 39,
    "g": 93,
    "b": 163
  },
  "hsl": {
    "h": 213.871,
    "s": 61.386,
    "l": 39.608
  },
  "oklch": {
    "l": 0.47967,
    "c": 0.12645,
    "h": 256.2
  },
  "luminance": 0.10904
}

Semantic roles & 50–950 ramp

primary

#275DA3

secondary

#C19964

accent

#9E43E4

background

#F7F8FB

surface

#EDF0F7

border

#C8CBD0

text

#090B12

muted

#7B7C81

Preview Lab

Preview with #275DA3

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

Preview Lab → · Contrast checker → · Palette generator →