#33AFA0
Closest named color: Light Sea Green (#20B2AA). oklch(68.4% 0.108 183.3), rgb(51, 175, 160).
Aa
Black text reads best on this color (7.78:1).
About this color
#33AFA0 is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 68%, its chroma 0.108 and its hue 183°. Its hue sits on the cool side of the wheel. The nearest named color is Light Sea Green (#20B2AA), ΔE 0.015 away. Black text reads best on it, at 7.78:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (68%) |
| Chroma | moderately saturated (0.108) |
| Temperature | cool |
| Nearest name | Light Sea Green (#20B2AA) |
| Black text | 7.78:1 |
| White text | 2.69:1 |
Values
| HEX | #33AFA0 |
| RGB | rgb(51, 175, 160) |
| HSL | hsl(173, 55%, 44%) |
| OKLCH | oklch(68.4% 0.108 183.3) |
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 #33AFA0 | 2.69:1 | Fails | Lc -57.2 | Large or bold text, headings |
| Black text on #33AFA0 | 7.78:1 | AAA | Lc 52.0 | Large or bold text, headings |
| #33AFA0 text on white | 2.69:1 | Fails | Lc 52.0 | Large or bold text, headings |
| #33AFA0 text on black | 7.78:1 | AAA | Lc -49.9 | 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
#EFF8F6
oklch(97.2% 0.01 181.4)
-
Step 100
100
#DCEEEB
oklch(93.5% 0.019 184.9)
-
Step 200
200
#BFE2DB
oklch(88.6% 0.038 182)
-
Step 300
300
#8ECFC5
oklch(80.8% 0.068 184)
-
Step 400
400 (this color)
#33AFA0
oklch(68.4% 0.108 183.3)
-
Step 500
500
#009F90
oklch(63.1% 0.112 183.2)
-
Step 600
600
#008679
oklch(55.7% 0.099 183.1)
-
Step 700
700
#007066
oklch(49% 0.087 184.2)
-
Step 800
800
#005C53
oklch(42.6% 0.076 183.4)
-
Step 900
900
#004D45
oklch(37.7% 0.067 183.1)
-
Step 950
950
#002E29
oklch(27.1% 0.048 183.6)
#33AFA0 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) | #A7A59F | 0.115 |
| Deuteranopia (no green cones) | #9598A1 | 0.109 |
| Tritanopia (no blue cones) | #00B3AA | 0.017 |
| Achromatopsia (no color) | #9D9D9D | 0.109 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #33AFA0
#33AFA0
oklch(68.4% 0.108 183.3)
- #D17C93
#D17C93
oklch(68.4% 0.109 2.9)
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 #33AFA0, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Sea Green #20B2AA ΔE 0.015
- Greeny Blue #42B395 ΔE 0.024
- Topaz #13BBAF ΔE 0.034
- Dull Teal #5F9E8F ΔE 0.051
- Turquoise Blue #06B1C4 ΔE 0.052
- Persian Green #2A9D8F ΔE 0.054
- Tea #65AB7C ΔE 0.054
- Cadet Blue #5F9EA0 ΔE 0.055
Use #33AFA0 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.