#45C6B6
Closest named color: Medium Aquamarine (#66CDAA). oklch(75.2% 0.114 183.5), rgb(69, 198, 182).
Aa
Black text reads best on this color (10.00:1).
About this color
#45C6B6 is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 75%, its chroma 0.114 and its hue 183°. Its hue sits on the cool side of the wheel. The nearest named color is Medium Aquamarine (#66CDAA), ΔE 0.038 away. Black text reads best on it, at 10.00:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (75%) |
| Chroma | moderately saturated (0.114) |
| Temperature | cool |
| Nearest name | Medium Aquamarine (#66CDAA) |
| Black text | 10.00:1 |
| White text | 2.09:1 |
Values
| HEX | #45C6B6 |
| RGB | rgb(69, 198, 182) |
| HSL | hsl(173, 53%, 52%) |
| OKLCH | oklch(75.2% 0.114 183.5) |
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 #45C6B6 | 2.09:1 | Fails | Lc -45.3 | Large or bold text, headings |
| Black text on #45C6B6 | 10.00:1 | AAA | Lc 63.2 | Content text, not long reading |
| #45C6B6 text on white | 2.09:1 | Fails | Lc 40.7 | Non-text elements, placeholder text |
| #45C6B6 text on black | 10.00:1 | AAA | Lc -61.5 | Content text, not long reading |
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 400.
-
Step 50
50
#EFF8F6
oklch(97.2% 0.01 181.4)
-
Step 100
100
#DCEFEB
oklch(93.7% 0.021 181.9)
-
Step 200
200
#BDE2DC
oklch(88.5% 0.04 184.6)
-
Step 300
300
#8BD0C5
oklch(80.9% 0.071 183.4)
-
Step 400
400 (this color)
#45C6B6
oklch(75.2% 0.114 183.5)
-
Step 500
500
#009F90
oklch(63.1% 0.112 183.2)
-
Step 600
600
#008679
oklch(55.7% 0.099 183.1)
-
Step 700
700
#007066
oklch(49% 0.087 184.2)
-
Step 800
800
#005C53
oklch(42.6% 0.076 183.4)
-
Step 900
900
#004D45
oklch(37.7% 0.067 183.1)
-
Step 950
950
#002E29
oklch(27.1% 0.048 183.6)
#45C6B6 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) | #BDBBB5 | 0.121 |
| Deuteranopia (no green cones) | #AAADB8 | 0.115 |
| Tritanopia (no blue cones) | #00CAC1 | 0.021 |
| Achromatopsia (no color) | #B3B3B3 | 0.115 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #45C6B6
#45C6B6
oklch(75.2% 0.114 183.5)
- #EB8FA7
#EB8FA7
oklch(75.2% 0.114 3.3)
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 #45C6B6, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Aquamarine #66CDAA ΔE 0.038
- Medium Turquoise #48D1CC ΔE 0.038
- Dark Turquoise #00CED1 ΔE 0.038
- Topaz #13BBAF ΔE 0.040
- Pale Teal #82CBB2 ΔE 0.052
- Seafoam Blue #78D1B6 ΔE 0.053
- Greeny Blue #42B395 ΔE 0.062
- Light Sea Green #20B2AA ΔE 0.062
Use #45C6B6 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.