#2E88E0#2E88E0

#2E88E0 is a mid, vivid cyan. Relative luminance 0.236; OKLCH L 61.8% C 0.157 H 251.7°. Best body text is #000000 at 5.71:1 contrast (WCAG AA passes).

Color values

HEX	#2E88E0
RGB	rgb(46, 136, 224)
HSL	hsl(210, 74%, 53%)
HSV	hsv(210, 79%, 88%)
CMYK	cmyk(79.5%, 39.3%, 0%, 12.2%)
CIE-LAB	lab(55.65, 4.44, -52.16)
CIE-LCH	lch(55.65, 52.35, 274.86°)
OKLab	oklab(61.81% -0.0494 -0.149)
OKLCH	oklch(61.81% 0.157 251.7)
XYZ	xyz(23.3803, 23.5681, 73.8234)
Luminance	0.2357 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2E88E0 #E0862E

analogous

#2EE0DF #2E88E0 #2E2FE0

triadic

#2E88E0 #E02E88 #88E02E

tetradic

#2E88E0 #DF2EE0 #E0862E #2FE02E

square

#2E88E0 #DF2EE0 #E0862E #2FE02E

split-complementary

#2E88E0 #E02E2F #E0DF2E

monochromatic

#134A81 #1B69B6 #2E88E0 #63A6E8 #99C5F0

Accessibility & contrast

On white

3.68

#2E88E0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.71

#2E88E0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #2E88E0

5.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2E88E0	#FFFFFF	#000000	##000000
##2E88E0	1.00	3.68	5.71	5.71
#FFFFFF	3.68	1.00	21.00	21.00
#000000	5.71	21.00	1.00	1.00
##000000	5.71	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D8EE4

Deuteranopia (green-blind)

#407EDE

Tritanopia (blue-blind)

#009DA9

Achromatopsia (no color)

#858585

Design tokens & code

CSS

--color: #2e88e0;
/* rgb */ color: rgb(46, 136, 224);
/* oklch */ color: oklch(61.8% 0.157 251.7);

Tailwind

colors: {
  custom: {
    50: '#82aaea',
    500: '#2e88e0',
    950: '#000000',
  },
}

SCSS

$custom: #2e88e0;
$custom-light: #82aaea;
$custom-dark: #000000;

JSON

{
  "hex": "#2e88e0",
  "rgb": {
    "r": 46,
    "g": 136,
    "b": 224
  },
  "hsl": {
    "h": 209.663,
    "s": 74.167,
    "l": 52.941
  },
  "oklch": {
    "l": 0.6181,
    "c": 0.15703,
    "h": 251.7
  },
  "luminance": 0.23571
}

Semantic roles & 50–950 ramp

primary

#2E88E0

secondary

#DBB48E

accent

#9337F1

background

#F8FAFE

surface

#F0F4FD

border

#CBCED5

text

#0C0F16

muted

#7D7F84

Preview Lab

Preview with #2E88E0

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

Preview Lab → · Contrast checker → · Palette generator →