#45E9CA
Closest named color: Aqua Marine (#2EE8BB). oklch(84.3% 0.14 177.1), rgb(69, 233, 202).
Aa
Black text reads best on this color (13.76:1).
About this color
#45E9CA is a light, moderately saturated teal or cyan. In OKLCH its lightness is 84%, its chroma 0.140 and its hue 177°. Its hue sits on the cool side of the wheel. The nearest named color is Aqua Marine (#2EE8BB), ΔE 0.024 away. Black text reads best on it, at 13.76:1.
| Hue family | Teals and cyans |
| Lightness | light (84%) |
| Chroma | moderately saturated (0.140) |
| Temperature | cool |
| Nearest name | Aqua Marine (#2EE8BB) |
| Black text | 13.76:1 |
| White text | 1.52:1 |
Values
| HEX | #45E9CA |
| RGB | rgb(69, 233, 202) |
| HSL | hsl(169, 79%, 59%) |
| OKLCH | oklch(84.3% 0.14 177.1) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #45E9CA | 1.52:1 | Fails | Lc -27.2 | Dividers and decoration only |
| Black text on #45E9CA | 13.76:1 | AAA | Lc 79.8 | Fine for body text |
| #45E9CA text on white | 1.52:1 | Fails | Lc 24.0 | Dividers and decoration only |
| #45E9CA text on black | 13.76:1 | AAA | Lc -79.2 | Fine for body text |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 300.
-
Step 50
50
#E9FAF5
oklch(97.1% 0.019 176.5)
-
Step 100
100
#CEF3E9
oklch(93.5% 0.041 177.2)
-
Step 200
200
#A1EBD8
oklch(88.6% 0.078 176.6)
-
Step 300
300 (this color)
#45E9CA
oklch(84.3% 0.14 177.1)
-
Step 400
400
#00BB9F
oklch(70.8% 0.132 176.8)
-
Step 500
500
#00A088
oklch(63.1% 0.117 177)
-
Step 600
600
#008772
oklch(55.7% 0.104 176.6)
-
Step 700
700
#007160
oklch(49.1% 0.091 177.4)
-
Step 800
800
#005D4E
oklch(42.8% 0.079 176.7)
-
Step 900
900
#004D41
oklch(37.6% 0.069 177.7)
-
Step 950
950
#002E26
oklch(26.9% 0.05 177.5)
#45E9CA with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #E0DBC9 | 0.147 |
| Deuteranopia (no green cones) | #CACACC | 0.141 |
| Tritanopia (no blue cones) | #00ECE0 | 0.030 |
| Achromatopsia (no color) | #D1D1D1 | 0.141 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #45E9CA
#45E9CA
oklch(84.3% 0.14 177.1)
- #FFB2CC
#FFB2CC
oklch(84.4% 0.095 357.4)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #45E9CA, closest first.
No curated palette has a color within ΔE 0.04 of #45E9CA.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Aqua Marine #2EE8BB ΔE 0.024
- Turquoise #40E0D0 ΔE 0.030
- Bright Teal #01F9C6 ΔE 0.047
- Bright Aqua #0BF9EA ΔE 0.050
- Light Turquoise #7EF4CC ΔE 0.051
- Light Teal #90E4C1 ΔE 0.051
- Seafoam Blue #78D1B6 ΔE 0.065
- Hospital Green #9BE5AA ΔE 0.067
Use #45E9CA in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.