#19BD9B
Closest named color: Green Blue (#01C08D). oklch(71.4% 0.133 173.2), rgb(25, 189, 155).
Aa
Black text reads best on this color (8.79:1).
About this color
#19BD9B is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 71%, its chroma 0.133 and its hue 173°. Its hue sits on the cool side of the wheel. The nearest named color is Green Blue (#01C08D), ΔE 0.025 away. Black text reads best on it, at 8.79:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (71%) |
| Chroma | moderately saturated (0.133) |
| Temperature | cool |
| Nearest name | Green Blue (#01C08D) |
| Black text | 8.79:1 |
| White text | 2.38:1 |
Values
| HEX | #19BD9B |
| RGB | rgb(25, 189, 155) |
| HSL | hsl(168, 77%, 42%) |
| OKLCH | oklch(71.4% 0.133 173.2) |
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 #19BD9B | 2.38:1 | Fails | Lc -51.4 | Large or bold text, headings |
| Black text on #19BD9B | 8.79:1 | AAA | Lc 57.5 | Large or bold text, headings |
| #19BD9B text on white | 2.38:1 | Fails | Lc 46.5 | Large or bold text, headings |
| #19BD9B text on black | 8.79:1 | AAA | Lc -55.5 | 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
#EEF8F5
oklch(97.1% 0.011 176.3)
-
Step 100
100
#DBEFE8
oklch(93.5% 0.023 172.8)
-
Step 200
200
#BBE4D6
oklch(88.6% 0.047 172.5)
-
Step 300
300
#86D3BC
oklch(81% 0.084 173.2)
-
Step 400
400 (this color)
#19BD9B
oklch(71.4% 0.133 173.2)
-
Step 500
500
#00A183
oklch(63.2% 0.121 173.2)
-
Step 600
600
#00876E
oklch(55.6% 0.106 173.6)
-
Step 700
700
#00725C
oklch(49.2% 0.094 173.1)
-
Step 800
800
#005D4B
oklch(42.7% 0.081 173.5)
-
Step 900
900
#004E3E
oklch(37.8% 0.073 172.9)
-
Step 950
950
#002E24
oklch(26.9% 0.051 173.7)
#19BD9B 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) | #B6B099 | 0.137 |
| Deuteranopia (no green cones) | #A3A29D | 0.131 |
| Tritanopia (no blue cones) | #00BFB3 | 0.033 |
| Achromatopsia (no color) | #A8A8A8 | 0.134 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #19BD9B
#19BD9B
oklch(71.4% 0.133 173.2)
- #E27EA9
#E27EA9
oklch(71.5% 0.132 353.8)
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 #19BD9B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Green Blue #01C08D ΔE 0.025
- Greeny Blue #42B395 ΔE 0.029
- Topaz #13BBAF ΔE 0.032
- Greenblue #23C48B ΔE 0.035
- Light Sea Green #20B2AA ΔE 0.045
- Dark Seafoam #1FB57A ΔE 0.045
- Bluey Green #2BB179 ΔE 0.049
- Green Teal #0CB577 ΔE 0.050
Use #19BD9B 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.