#33A478
Closest named color: Jade (#1FA774). oklch(64.4% 0.121 163.1), rgb(51, 164, 120).
Aa
Black text reads best on this color (6.72:1).
About this color
#33A478 is a medium-light, moderately saturated green. In OKLCH its lightness is 64%, its chroma 0.121 and its hue 163°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Jade (#1FA774), ΔE 0.015 away. Black text reads best on it, at 6.72:1.
| Hue family | Greens |
| Lightness | medium-light (64%) |
| Chroma | moderately saturated (0.121) |
| Temperature | in between |
| Nearest name | Jade (#1FA774) |
| Black text | 6.72:1 |
| White text | 3.12:1 |
Values
| HEX | #33A478 |
| RGB | rgb(51, 164, 120) |
| HSL | hsl(157, 53%, 42%) |
| OKLCH | oklch(64.4% 0.121 163.1) |
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 #33A478 | 3.12:1 | AA large text | Lc -63.3 | Content text, not long reading |
| Black text on #33A478 | 6.72:1 | AA | Lc 46.1 | Large or bold text, headings |
| #33A478 text on white | 3.12:1 | AA large text | Lc 57.9 | Large or bold text, headings |
| #33A478 text on black | 6.72:1 | AA | Lc -43.8 | Non-text elements, placeholder text |
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 500.
-
Step 50
50
#F1F7F4
oklch(97.1% 0.007 164.9)
-
Step 100
100
#E0EEE7
oklch(93.7% 0.018 164.6)
-
Step 200
200
#C7E0D3
oklch(88.5% 0.032 163.2)
-
Step 300
300
#9ECDB6
oklch(80.9% 0.059 163.6)
-
Step 400
400
#65B390
oklch(70.6% 0.094 163.4)
-
Step 500
500 (this color)
#33A478
oklch(64.4% 0.121 163.1)
-
Step 600
600
#00895F
oklch(55.7% 0.12 163.1)
-
Step 700
700
#00734F
oklch(49.1% 0.106 163)
-
Step 800
800
#005E40
oklch(42.6% 0.092 163.1)
-
Step 900
900
#054E35
oklch(37.6% 0.079 163)
-
Step 950
950
#092E1F
oklch(27% 0.05 162.5)
#33A478 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) | #A19876 | 0.117 |
| Deuteranopia (no green cones) | #928D7B | 0.114 |
| Tritanopia (no blue cones) | #00A498 | 0.047 |
| Achromatopsia (no color) | #929292 | 0.122 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #33A478
#33A478
oklch(64.4% 0.121 163.1)
- #C06EA1
#C06EA1
oklch(64.5% 0.121 343)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes and gradients that use #33A478
These curated palettes and gradients contain exactly #33A478. Open one to see the full color scheme around it.
Palettes
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Jade #1FA774 ΔE 0.015
- Ocean Green #3D9973 ΔE 0.031
- Dark Seafoam Green #3EAF76 ΔE 0.036
- Seaweed Green #35AD6B ΔE 0.037
- Bluey Green #2BB179 ΔE 0.038
- Algae #54AC68 ΔE 0.043
- Jade Green #2BAF6A ΔE 0.043
- Persian Green #2A9D8F ΔE 0.045
Use #33A478 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.