#15C19A
Closest named color: Green Blue (#01C08D). oklch(72.3% 0.139 171.1), rgb(21, 193, 154).
Aa
Black text reads best on this color (9.12:1).
About this color
#15C19A is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 72%, its chroma 0.139 and its hue 171°. Its hue sits on the cool side of the wheel. The nearest named color is Green Blue (#01C08D), ΔE 0.019 away. Black text reads best on it, at 9.12:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (72%) |
| Chroma | moderately saturated (0.139) |
| Temperature | cool |
| Nearest name | Green Blue (#01C08D) |
| Black text | 9.12:1 |
| White text | 2.30:1 |
Values
| HEX | #15C19A |
| RGB | rgb(21, 193, 154) |
| HSL | hsl(166, 80%, 42%) |
| OKLCH | oklch(72.3% 0.139 171.1) |
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 #15C19A | 2.30:1 | Fails | Lc -49.6 | Large or bold text, headings |
| Black text on #15C19A | 9.12:1 | AAA | Lc 59.2 | Large or bold text, headings |
| #15C19A text on white | 2.30:1 | Fails | Lc 44.8 | Non-text elements, placeholder text |
| #15C19A text on black | 9.12:1 | AAA | Lc -57.3 | 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
#EEF8F4
oklch(97.1% 0.012 170.3)
-
Step 100
100
#DAF0E8
oklch(93.7% 0.025 171.9)
-
Step 200
200
#BAE4D5
oklch(88.5% 0.048 171.4)
-
Step 300
300
#84D3B9
oklch(80.8% 0.087 171.1)
-
Step 400
400 (this color)
#15C19A
oklch(72.3% 0.139 171.1)
-
Step 500
500
#00A17F
oklch(63.1% 0.124 170.8)
-
Step 600
600
#00876B
oklch(55.5% 0.108 171.4)
-
Step 700
700
#007259
oklch(49.1% 0.097 170.7)
-
Step 800
800
#005D49
oklch(42.6% 0.083 171.6)
-
Step 900
900
#004E3C
oklch(37.7% 0.074 170.6)
-
Step 950
950
#002F23
oklch(27.2% 0.053 170.5)
#15C19A 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) | #BBB398 | 0.142 |
| Deuteranopia (no green cones) | #A7A59D | 0.136 |
| Tritanopia (no blue cones) | #00C3B6 | 0.039 |
| Achromatopsia (no color) | #ABABAB | 0.140 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #15C19A
#15C19A
oklch(72.3% 0.139 171.1)
- #E67FB0
#E67FB0
oklch(72.4% 0.138 351.2)
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 #15C19A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Green Blue #01C08D ΔE 0.019
- Greenblue #23C48B ΔE 0.025
- Greeny Blue #42B395 ΔE 0.040
- Topaz #13BBAF ΔE 0.040
- Dark Seafoam #1FB57A ΔE 0.047
- Dark Mint Green #20C073 ΔE 0.052
- Green Teal #0CB577 ΔE 0.052
- Dark Mint #48C072 ΔE 0.052
Use #15C19A 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.