#33B67B
Closest named color: Dark Seafoam (#1FB57A). oklch(69.2% 0.142 159), rgb(51, 182, 123).
Aa
Black text reads best on this color (8.11:1).
About this color
#33B67B is a medium-light, vivid green. In OKLCH its lightness is 69%, its chroma 0.142 and its hue 159°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Seafoam (#1FB57A), ΔE 0.009 away. Black text reads best on it, at 8.11:1.
| Hue family | Greens |
| Lightness | medium-light (69%) |
| Chroma | vivid (0.142) |
| Temperature | in between |
| Nearest name | Dark Seafoam (#1FB57A) |
| Black text | 8.11:1 |
| White text | 2.58:1 |
Values
| HEX | #33B67B |
| RGB | rgb(51, 182, 123) |
| HSL | hsl(153, 56%, 46%) |
| OKLCH | oklch(69.2% 0.142 159) |
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 #33B67B | 2.58:1 | Fails | Lc -55.3 | Large or bold text, headings |
| Black text on #33B67B | 8.11:1 | AAA | Lc 53.9 | Large or bold text, headings |
| #33B67B text on white | 2.58:1 | Fails | Lc 50.1 | Large or bold text, headings |
| #33B67B text on black | 8.11:1 | AAA | Lc -51.8 | 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
#EFF8F3
oklch(97.1% 0.012 162.1)
-
Step 100
100
#DCEFE4
oklch(93.5% 0.025 160.6)
-
Step 200
200
#BEE4CD
oklch(88.5% 0.051 158.6)
-
Step 300
300
#8ED3AC
oklch(81% 0.089 158.8)
-
Step 400
400 (this color)
#33B67B
oklch(69.2% 0.142 159)
-
Step 500
500
#00A368
oklch(63.1% 0.145 158.9)
-
Step 600
600
#008957
oklch(55.5% 0.128 159.1)
-
Step 700
700
#007348
oklch(49% 0.113 158.9)
-
Step 800
800
#005F3B
oklch(42.8% 0.098 159.1)
-
Step 900
900
#004F30
oklch(37.7% 0.087 158.9)
-
Step 950
950
#002F1B
oklch(26.9% 0.062 159.3)
#33B67B 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) | #B4A877 | 0.132 |
| Deuteranopia (no green cones) | #A49C7F | 0.130 |
| Tritanopia (no blue cones) | #00B5A6 | 0.061 |
| Achromatopsia (no color) | #A1A1A1 | 0.143 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #33B67B
#33B67B
oklch(69.2% 0.142 159)
- #D476B9
#D476B9
oklch(69.1% 0.143 338.8)
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 #33B67B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Seafoam #1FB57A ΔE 0.009
- Medium Sea Green #3CB371 ΔE 0.013
- Green Teal #0CB577 ΔE 0.014
- Bluey Green #2BB179 ΔE 0.016
- Dark Seafoam Green #3EAF76 ΔE 0.019
- Jade Green #2BAF6A ΔE 0.027
- Seaweed Green #35AD6B ΔE 0.029
- Green Blue #01C08D ΔE 0.030
Use #33B67B 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.