#01C8AB
Closest named color: Topaz (#13BBAF). oklch(74.5% 0.138 177.2), rgb(1, 200, 171).
Aa
Black text reads best on this color (9.85:1).
About this color
#01C8AB is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 74%, its chroma 0.138 and its hue 177°. Its hue sits on the cool side of the wheel. The nearest named color is Topaz (#13BBAF), ΔE 0.040 away. Black text reads best on it, at 9.85:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (74%) |
| Chroma | moderately saturated (0.138) |
| Temperature | cool |
| Nearest name | Topaz (#13BBAF) |
| Black text | 9.85:1 |
| White text | 2.13:1 |
Values
| HEX | #01C8AB |
| RGB | rgb(1, 200, 171) |
| HSL | hsl(171, 99%, 39%) |
| OKLCH | oklch(74.5% 0.138 177.2) |
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 #01C8AB | 2.13:1 | Fails | Lc -45.7 | Large or bold text, headings |
| Black text on #01C8AB | 9.85:1 | AAA | Lc 62.8 | Content text, not long reading |
| #01C8AB text on white | 2.13:1 | Fails | Lc 41.1 | Non-text elements, placeholder text |
| #01C8AB text on black | 9.85:1 | AAA | Lc -61.1 | 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
#EEF8F5
oklch(97.1% 0.011 176.3)
-
Step 100
100
#D9F0E9
oklch(93.6% 0.026 175.6)
-
Step 200
200
#B9E4D9
oklch(88.5% 0.047 177.9)
-
Step 300
300
#81D3C0
oklch(80.9% 0.085 177.6)
-
Step 400
400 (this color)
#01C8AB
oklch(74.5% 0.138 177.2)
-
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)
#01C8AB 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) | #C0BBAA | 0.145 |
| Deuteranopia (no green cones) | #AAABAD | 0.138 |
| Tritanopia (no blue cones) | #00CBBF | 0.028 |
| Achromatopsia (no color) | #B2B2B2 | 0.139 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #01C8AB
#01C8AB
oklch(74.5% 0.138 177.2)
- #F085AD
#F085AD
oklch(74.4% 0.137 357.2)
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 #01C8AB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Topaz #13BBAF ΔE 0.040
- Greenblue #23C48B ΔE 0.042
- Green Blue #01C08D ΔE 0.042
- Medium Aquamarine #66CDAA ΔE 0.046
- Emerald #06D6A0 ΔE 0.048
- Dark Turquoise #00CED1 ΔE 0.053
- Medium Turquoise #48D1CC ΔE 0.057
- Greeny Blue #42B395 ΔE 0.058
Use #01C8AB 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.