#457EA1#457EA1

#457EA1 is a mid, moderate cyan. Relative luminance 0.188; OKLCH L 56.9% C 0.081 H 237.5°. Best body text is #000000 at 4.75:1 contrast (WCAG AA passes).

Color values

HEX	#457EA1
RGB	rgb(69, 126, 161)
HSL	hsl(203, 40%, 45%)
HSV	hsv(203, 57%, 63%)
CMYK	cmyk(57.1%, 21.7%, 0%, 36.9%)
CIE-LAB	lab(50.40, -8.17, -24.41)
CIE-LCH	lch(50.40, 25.74, 251.49°)
OKLab	oklab(56.89% -0.0435 -0.0682)
OKLCH	oklch(56.89% 0.081 237.5)
XYZ	xyz(16.3457, 18.7587, 36.4707)
Luminance	0.1876 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#457EA1 #A16845

analogous

#45A196 #457EA1 #4550A1

triadic

#457EA1 #A1457E #7EA145

tetradic

#457EA1 #9645A1 #A16845 #50A145

square

#457EA1 #9645A1 #A16845 #50A145

split-complementary

#457EA1 #A14550 #A19645

monochromatic

#203B4B #335C76 #457EA1 #669CBD #91B8D0

Accessibility & contrast

On white

4.42

#457EA1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.75

#457EA1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #457EA1

4.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##457EA1	#FFFFFF	#000000	##000000
##457EA1	1.00	4.42	4.75	4.75
#FFFFFF	4.42	1.00	21.00	21.00
#000000	4.75	21.00	1.00	1.00
##000000	4.75	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6E7DA3

Deuteranopia (green-blind)

#6174A0

Tritanopia (blue-blind)

#00878A

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #457ea1;
/* rgb */ color: rgb(69, 126, 161);
/* oklch */ color: oklch(56.9% 0.081 237.5);

Tailwind

colors: {
  custom: {
    50: '#80a3bd',
    500: '#457ea1',
    950: '#000000',
  },
}

SCSS

$custom: #457ea1;
$custom-light: #80a3bd;
$custom-dark: #000000;

JSON

{
  "hex": "#457ea1",
  "rgb": {
    "r": 69,
    "g": 126,
    "b": 161
  },
  "hsl": {
    "h": 202.826,
    "s": 40,
    "l": 45.098
  },
  "oklch": {
    "l": 0.56886,
    "c": 0.08088,
    "h": 237.5
  },
  "luminance": 0.1876
}

Semantic roles & 50–950 ramp

primary

#457EA1

secondary

#BB9B87

accent

#8658D0

background

#F8FAFB

surface

#EFF3F6

border

#CACDD0

text

#0B0F12

muted

#7C7F81

Preview Lab

Preview with #457EA1

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

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