#33B28F
Closest named color: Greeny Blue (#42B395). oklch(68.6% 0.121 170.2), rgb(51, 178, 143).
Aa
Black text reads best on this color (7.90:1).
About this color
#33B28F is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 69%, its chroma 0.121 and its hue 170°. Its hue sits on the cool side of the wheel. The nearest named color is Greeny Blue (#42B395), ΔE 0.013 away. Black text reads best on it, at 7.90:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (69%) |
| Chroma | moderately saturated (0.121) |
| Temperature | cool |
| Nearest name | Greeny Blue (#42B395) |
| Black text | 7.90:1 |
| White text | 2.65:1 |
Values
| HEX | #33B28F |
| RGB | rgb(51, 178, 143) |
| HSL | hsl(163, 55%, 45%) |
| OKLCH | oklch(68.6% 0.121 170.2) |
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 #33B28F | 2.65:1 | Fails | Lc -56.5 | Large or bold text, headings |
| Black text on #33B28F | 7.90:1 | AAA | Lc 52.7 | Large or bold text, headings |
| #33B28F text on white | 2.65:1 | Fails | Lc 51.3 | Large or bold text, headings |
| #33B28F text on black | 7.90:1 | AAA | Lc -50.6 | 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
#EFF8F4
oklch(97.1% 0.011 167.8)
-
Step 100
100
#DCEFE8
oklch(93.6% 0.022 171.8)
-
Step 200
200
#BFE3D5
oklch(88.6% 0.042 169.8)
-
Step 300
300
#8ED1B9
oklch(80.9% 0.076 169.9)
-
Step 400
400 (this color)
#33B28F
oklch(68.6% 0.121 170.2)
-
Step 500
500
#00A17E
oklch(63.1% 0.125 170.2)
-
Step 600
600
#00876A
oklch(55.5% 0.109 170.8)
-
Step 700
700
#007258
oklch(49.1% 0.097 169.9)
-
Step 800
800
#005D48
oklch(42.6% 0.084 170.6)
-
Step 900
900
#004E3C
oklch(37.7% 0.074 170.6)
-
Step 950
950
#002F22
oklch(27.1% 0.054 168.9)
#33B28F 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) | #ADA68D | 0.124 |
| Deuteranopia (no green cones) | #9C9A91 | 0.118 |
| Tritanopia (no blue cones) | #00B3A8 | 0.036 |
| Achromatopsia (no color) | #9F9F9F | 0.122 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #33B28F
#33B28F
oklch(68.6% 0.121 170.2)
- #D27AA4
#D27AA4
oklch(68.7% 0.12 350.7)
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 #33B28F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Greeny Blue #42B395 ΔE 0.013
- Bluey Green #2BB179 ΔE 0.031
- Dark Seafoam Green #3EAF76 ΔE 0.032
- Dark Seafoam #1FB57A ΔE 0.035
- Tea #65AB7C ΔE 0.038
- Light Sea Green #20B2AA ΔE 0.039
- Green Teal #0CB577 ΔE 0.041
- Medium Sea Green #3CB371 ΔE 0.042
Use #33B28F 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.