#42DA98
Closest named color: Emerald (#06D6A0). oklch(79.3% 0.159 160.1), rgb(66, 218, 152).
Aa
Black text reads best on this color (11.71:1).
About this color
#42DA98 is a light, vivid green. In OKLCH its lightness is 79%, its chroma 0.159 and its hue 160°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Emerald (#06D6A0), ΔE 0.024 away. Black text reads best on it, at 11.71:1.
| Hue family | Greens |
| Lightness | light (79%) |
| Chroma | vivid (0.159) |
| Temperature | in between |
| Nearest name | Emerald (#06D6A0) |
| Black text | 11.71:1 |
| White text | 1.79:1 |
Values
| HEX | #42DA98 |
| RGB | rgb(66, 218, 152) |
| HSL | hsl(154, 67%, 56%) |
| OKLCH | oklch(79.3% 0.159 160.1) |
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 #42DA98 | 1.79:1 | Fails | Lc -36.8 | Non-text elements, placeholder text |
| Black text on #42DA98 | 11.71:1 | AAA | Lc 71.1 | Content text, not long reading |
| #42DA98 text on white | 1.79:1 | Fails | Lc 32.8 | Non-text elements, placeholder text |
| #42DA98 text on black | 11.71:1 | AAA | Lc -69.9 | 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
#EAFAF1
oklch(97.1% 0.021 161.5)
-
Step 100
100
#D1F4E0
oklch(93.7% 0.045 160.4)
-
Step 200
200
#A5ECC5
oklch(88.6% 0.089 159.8)
-
Step 300
300 (this color)
#42DA98
oklch(79.3% 0.159 160.1)
-
Step 400
400
#00BE7D
oklch(70.7% 0.16 159.9)
-
Step 500
500
#00A36B
oklch(63.1% 0.143 160.1)
-
Step 600
600
#008959
oklch(55.6% 0.126 160)
-
Step 700
700
#00734A
oklch(49% 0.111 160)
-
Step 800
800
#005F3C
oklch(42.8% 0.097 159.8)
-
Step 900
900
#004F32
oklch(37.7% 0.085 160.4)
-
Step 950
950
#002F1C
oklch(26.9% 0.06 160.5)
#42DA98 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) | #D7CA94 | 0.149 |
| Deuteranopia (no green cones) | #C4BC9C | 0.145 |
| Tritanopia (no blue cones) | #00D9C8 | 0.067 |
| Achromatopsia (no color) | #C1C1C1 | 0.160 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #42DA98
#42DA98
oklch(79.3% 0.159 160.1)
- #FE90DB
#FE90DB
oklch(79.3% 0.159 340.2)
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 #42DA98, closest first.
No curated palette has a color within ΔE 0.04 of #42DA98.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Emerald #06D6A0 ΔE 0.024
- Aqua Green #12E193 ΔE 0.026
- Seaweed #18D17B ΔE 0.045
- Aqua Marine #2EE8BB ΔE 0.050
- Weird Green #3AE57F ΔE 0.051
- Medium Aquamarine #66CDAA ΔE 0.055
- Greenblue #23C48B ΔE 0.065
- Soft Green #6FC276 ΔE 0.067
Use #42DA98 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.