#01C2D3
Closest named color: Dark Turquoise (#00CED1). oklch(74.3% 0.127 205.9), rgb(1, 194, 211).
Aa
Black text reads best on this color (9.65:1).
About this color
#01C2D3 is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 74%, its chroma 0.127 and its hue 206°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Turquoise (#00CED1), ΔE 0.036 away. Black text reads best on it, at 9.65:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (74%) |
| Chroma | moderately saturated (0.127) |
| Temperature | cool |
| Nearest name | Dark Turquoise (#00CED1) |
| Black text | 9.65:1 |
| White text | 2.17:1 |
Values
| HEX | #01C2D3 |
| RGB | rgb(1, 194, 211) |
| HSL | hsl(185, 99%, 42%) |
| OKLCH | oklch(74.3% 0.127 205.9) |
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 #01C2D3 | 2.17:1 | Fails | Lc -46.8 | Large or bold text, headings |
| Black text on #01C2D3 | 9.65:1 | AAA | Lc 61.9 | Content text, not long reading |
| #01C2D3 text on white | 2.17:1 | Fails | Lc 42.1 | Non-text elements, placeholder text |
| #01C2D3 text on black | 9.65:1 | AAA | Lc -60.2 | 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
#EEF8F9
oklch(97.2% 0.011 204.1)
-
Step 100
100
#D9EFF1
oklch(93.7% 0.023 203.4)
-
Step 200
200
#B8E2E7
oklch(88.5% 0.044 205.3)
-
Step 300
300
#80D0DA
oklch(81% 0.08 205.9)
-
Step 400
400 (this color)
#01C2D3
oklch(74.3% 0.127 205.9)
-
Step 500
500
#009BA9
oklch(63% 0.108 206.1)
-
Step 600
600
#00838F
oklch(55.7% 0.095 206.1)
-
Step 700
700
#006E78
oklch(49.1% 0.084 205.8)
-
Step 800
800
#005A63
oklch(42.7% 0.073 206.6)
-
Step 900
900
#004B52
oklch(37.7% 0.064 205.5)
-
Step 950
950
#002D31
oklch(27.1% 0.046 204.1)
#01C2D3 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) | #B0BAD4 | 0.124 |
| Deuteranopia (no green cones) | #98A8D3 | 0.114 |
| Tritanopia (no blue cones) | #00CBC7 | 0.036 |
| Achromatopsia (no color) | #B0B0B0 | 0.128 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #01C2D3
#01C2D3
oklch(74.3% 0.127 205.9)
- #F28B81
#F28B81
oklch(74.5% 0.127 26.4)
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 #01C2D3, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Turquoise #00CED1 ΔE 0.036
- Turquoise Blue #06B1C4 ΔE 0.048
- Topaz #13BBAF ΔE 0.051
- Vivid Sky Blue #4CC9F0 ΔE 0.053
- Medium Turquoise #48D1CC ΔE 0.054
- Aqua Blue #02D8E9 ΔE 0.062
- Bright Sky Blue #02CCFE ΔE 0.063
- Light Sea Green #20B2AA ΔE 0.064
Use #01C2D3 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.