#1E7AB3#1E7AB3

#1E7AB3 is a mid, vivid cyan. Relative luminance 0.174; OKLCH L 55.6% C 0.120 H 242.0°. Best body text is #FFFFFF at 4.68:1 contrast (WCAG AA passes).

Color values

HEX	#1E7AB3
RGB	rgb(30, 122, 179)
HSL	hsl(203, 71%, 41%)
HSV	hsv(203, 83%, 70%)
CMYK	cmyk(83.2%, 31.8%, 0%, 29.8%)
CIE-LAB	lab(48.82, -5.47, -37.42)
CIE-LCH	lch(48.82, 37.82, 261.68°)
OKLab	oklab(55.57% -0.0565 -0.1062)
OKLCH	oklch(55.57% 0.12 242)
XYZ	xyz(15.6284, 17.4478, 45.1831)
Luminance	0.1745 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E7AB3 #B3571E

analogous

#1EB3A1 #1E7AB3 #1E2FB3

triadic

#1E7AB3 #B31E7A #7AB31E

tetradic

#1E7AB3 #A11EB3 #B3571E #2FB31E

square

#1E7AB3 #A11EB3 #B3571E #2FB31E

split-complementary

#1E7AB3 #B31E2F #B3A11E

monochromatic

#0C334A #15567F #1E7AB3 #329BDD #66B5E5

Accessibility & contrast

On white

4.68

#1E7AB3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.49

#1E7AB3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1E7AB3

4.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E7AB3	#FFFFFF	#000000	##FFFFFF
##1E7AB3	1.00	4.68	4.49	4.68
#FFFFFF	4.68	1.00	21.00	1.00
#000000	4.49	21.00	1.00	21.00
##FFFFFF	4.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5F7BB5

Deuteranopia (green-blind)

#4B6EB2

Tritanopia (blue-blind)

#00888E

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #1e7ab3;
/* rgb */ color: rgb(30, 122, 179);
/* oklch */ color: oklch(55.6% 0.120 242.0);

Tailwind

colors: {
  custom: {
    50: '#74a0ca',
    500: '#1e7ab3',
    950: '#000000',
  },
}

SCSS

$custom: #1e7ab3;
$custom-light: #74a0ca;
$custom-dark: #000000;

JSON

{
  "hex": "#1e7ab3",
  "rgb": {
    "r": 30,
    "g": 122,
    "b": 179
  },
  "hsl": {
    "h": 202.953,
    "s": 71.292,
    "l": 40.98
  },
  "oklch": {
    "l": 0.55566,
    "c": 0.12032,
    "h": 242
  },
  "luminance": 0.1745
}

Semantic roles & 50–950 ramp

primary

#1E7AB3

secondary

#CB8A62

accent

#7F3AEE

background

#F7F9FC

surface

#EEF2F8

border

#C9CCD1

text

#0A0E13

muted

#7C7E82

Preview Lab

Preview with #1E7AB3

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

Preview Lab → · Contrast checker → · Palette generator →