#03CABD
Closest named color: Dark Turquoise (#00CED1). oklch(75.5% 0.132 186.6), rgb(3, 202, 189).
Aa
Black text reads best on this color (10.18:1).
About this color
#03CABD is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 76%, its chroma 0.132 and its hue 187°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Turquoise (#00CED1), ΔE 0.028 away. Black text reads best on it, at 10.18:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (76%) |
| Chroma | moderately saturated (0.132) |
| Temperature | cool |
| Nearest name | Dark Turquoise (#00CED1) |
| Black text | 10.18:1 |
| White text | 2.06:1 |
Values
| HEX | #03CABD |
| RGB | rgb(3, 202, 189) |
| HSL | hsl(176, 97%, 40%) |
| OKLCH | oklch(75.5% 0.132 186.6) |
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 #03CABD | 2.06:1 | Fails | Lc -44.0 | Non-text elements, placeholder text |
| Black text on #03CABD | 10.18:1 | AAA | Lc 64.4 | Content text, not long reading |
| #03CABD text on white | 2.06:1 | Fails | Lc 39.5 | Non-text elements, placeholder text |
| #03CABD text on black | 10.18:1 | AAA | Lc -62.8 | 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
#EEF8F6
oklch(97.1% 0.011 182.9)
-
Step 100
100
#D9EFEC
oklch(93.5% 0.024 186.9)
-
Step 200
200
#B8E3DE
oklch(88.4% 0.045 187.7)
-
Step 300
300
#7FD2C9
oklch(80.8% 0.082 186.9)
-
Step 400
400 (this color)
#03CABD
oklch(75.5% 0.132 186.6)
-
Step 500
500
#009F94
oklch(63.2% 0.111 186.2)
-
Step 600
600
#00857C
oklch(55.5% 0.097 186.5)
-
Step 700
700
#007068
oklch(49.1% 0.086 186.2)
-
Step 800
800
#005C55
oklch(42.7% 0.075 185.9)
-
Step 900
900
#004D47
oklch(37.8% 0.066 185.9)
-
Step 950
950
#002E2A
oklch(27.1% 0.048 185.8)
#03CABD 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) | #BEBEBD | 0.139 |
| Deuteranopia (no green cones) | #A8AEBF | 0.131 |
| Tritanopia (no blue cones) | #00CFC6 | 0.016 |
| Achromatopsia (no color) | #B5B5B5 | 0.133 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #03CABD
#03CABD
oklch(75.5% 0.132 186.6)
- #F58AA2
#F58AA2
oklch(75.5% 0.132 6.4)
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 #03CABD, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Turquoise #00CED1 ΔE 0.028
- Medium Turquoise #48D1CC ΔE 0.037
- Topaz #13BBAF ΔE 0.042
- Medium Aquamarine #66CDAA ΔE 0.048
- Emerald #06D6A0 ΔE 0.062
- Seafoam Blue #78D1B6 ΔE 0.062
- Aqua Blue #02D8E9 ΔE 0.066
- Pale Teal #82CBB2 ΔE 0.066
Use #03CABD 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.