#30D3C1
Closest named color: Medium Turquoise (#48D1CC). oklch(78.3% 0.13 183.6), rgb(48, 211, 193).
Aa
Black text reads best on this color (11.21:1).
About this color
#30D3C1 is a light, moderately saturated teal or cyan. In OKLCH its lightness is 78%, its chroma 0.130 and its hue 184°. Its hue sits on the cool side of the wheel. The nearest named color is Medium Turquoise (#48D1CC), ΔE 0.022 away. Black text reads best on it, at 11.21:1.
| Hue family | Teals and cyans |
| Lightness | light (78%) |
| Chroma | moderately saturated (0.130) |
| Temperature | cool |
| Nearest name | Medium Turquoise (#48D1CC) |
| Black text | 11.21:1 |
| White text | 1.87:1 |
Values
| HEX | #30D3C1 |
| RGB | rgb(48, 211, 193) |
| HSL | hsl(173, 65%, 51%) |
| OKLCH | oklch(78.3% 0.13 183.6) |
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 #30D3C1 | 1.87:1 | Fails | Lc -39.1 | Non-text elements, placeholder text |
| Black text on #30D3C1 | 11.21:1 | AAA | Lc 68.9 | Content text, not long reading |
| #30D3C1 text on white | 1.87:1 | Fails | Lc 35.0 | Non-text elements, placeholder text |
| #30D3C1 text on black | 11.21:1 | AAA | Lc -67.6 | 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 300.
-
Step 50
50
#E9FAF7
oklch(97.2% 0.018 184.3)
-
Step 100
100
#CFF3EC
oklch(93.7% 0.038 182.4)
-
Step 200
200
#A3E9DE
oklch(88.5% 0.072 183.8)
-
Step 300
300 (this color)
#30D3C1
oklch(78.3% 0.13 183.6)
-
Step 400
400
#00B9A9
oklch(70.6% 0.125 184)
-
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)
#30D3C1 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) | #C9C7C0 | 0.138 |
| Deuteranopia (no green cones) | #B3B7C3 | 0.130 |
| Tritanopia (no blue cones) | #00D7CD | 0.017 |
| Achromatopsia (no color) | #BDBDBD | 0.131 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #30D3C1
#30D3C1
oklch(78.3% 0.13 183.6)
- #FD94AF
#FD94AF
oklch(78.4% 0.129 3.9)
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 #30D3C1, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Turquoise #48D1CC ΔE 0.022
- Dark Turquoise #00CED1 ΔE 0.032
- Medium Aquamarine #66CDAA ΔE 0.037
- Turquoise #40E0D0 ΔE 0.039
- Seafoam Blue #78D1B6 ΔE 0.044
- Emerald #06D6A0 ΔE 0.052
- Pale Teal #82CBB2 ΔE 0.054
- Aqua Blue #02D8E9 ΔE 0.055
Use #30D3C1 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.