#03C3AC
Closest named color: Topaz (#13BBAF). oklch(73.2% 0.132 180.3), rgb(3, 195, 172).
Aa
Black text reads best on this color (9.40:1).
About this color
#03C3AC is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 73%, its chroma 0.132 and its hue 180°. Its hue sits on the cool side of the wheel. The nearest named color is Topaz (#13BBAF), ΔE 0.025 away. Black text reads best on it, at 9.40:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (73%) |
| Chroma | moderately saturated (0.132) |
| Temperature | cool |
| Nearest name | Topaz (#13BBAF) |
| Black text | 9.40:1 |
| White text | 2.23:1 |
Values
| HEX | #03C3AC |
| RGB | rgb(3, 195, 172) |
| HSL | hsl(173, 97%, 39%) |
| OKLCH | oklch(73.2% 0.132 180.3) |
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 #03C3AC | 2.23:1 | Fails | Lc -48.1 | Large or bold text, headings |
| Black text on #03C3AC | 9.40:1 | AAA | Lc 60.6 | Content text, not long reading |
| #03C3AC text on white | 2.23:1 | Fails | Lc 43.3 | Non-text elements, placeholder text |
| #03C3AC text on black | 9.40:1 | AAA | Lc -58.8 | Large or bold text, headings |
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
#DAEFEA
oklch(93.5% 0.023 179.9)
-
Step 200
200
#B9E4DA
oklch(88.6% 0.047 179.4)
-
Step 300
300
#82D3C3
oklch(81% 0.083 180.1)
-
Step 400
400 (this color)
#03C3AC
oklch(73.2% 0.132 180.3)
-
Step 500
500
#009F8C
oklch(63% 0.114 180.3)
-
Step 600
600
#008676
oklch(55.6% 0.1 180.5)
-
Step 700
700
#007163
oklch(49.2% 0.089 180.3)
-
Step 800
800
#005C51
oklch(42.6% 0.077 181.1)
-
Step 900
900
#004D43
oklch(37.7% 0.068 180.3)
-
Step 950
950
#002E27
oklch(27% 0.049 179.5)
#03C3AC 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) | #BAB6AB | 0.140 |
| Deuteranopia (no green cones) | #A5A7AE | 0.133 |
| Tritanopia (no blue cones) | #00C7BC | 0.023 |
| Achromatopsia (no color) | #ADADAD | 0.133 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #03C3AC
#03C3AC
oklch(73.2% 0.132 180.3)
- #EB83A5
#EB83A5
oklch(73.2% 0.132 360)
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 #03C3AC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Topaz #13BBAF ΔE 0.025
- Green Blue #01C08D ΔE 0.043
- Greeny Blue #42B395 ΔE 0.047
- Greenblue #23C48B ΔE 0.047
- Light Sea Green #20B2AA ΔE 0.049
- Dark Turquoise #00CED1 ΔE 0.054
- Medium Aquamarine #66CDAA ΔE 0.055
- Medium Turquoise #48D1CC ΔE 0.062
Use #03C3AC 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.