#33AAB1
Closest named color: Light Sea Green (#20B2AA). oklch(67.7% 0.102 200.8), rgb(51, 170, 177).
Aa
Black text reads best on this color (7.52:1).
About this color
#33AAB1 is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 68%, its chroma 0.102 and its hue 201°. Its hue sits on the cool side of the wheel. The nearest named color is Light Sea Green (#20B2AA), ΔE 0.029 away. Black text reads best on it, at 7.52:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (68%) |
| Chroma | moderately saturated (0.102) |
| Temperature | cool |
| Nearest name | Light Sea Green (#20B2AA) |
| Black text | 7.52:1 |
| White text | 2.79:1 |
Values
| HEX | #33AAB1 |
| RGB | rgb(51, 170, 177) |
| HSL | hsl(183, 55%, 45%) |
| OKLCH | oklch(67.7% 0.102 200.8) |
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 #33AAB1 | 2.79:1 | Fails | Lc -58.6 | Large or bold text, headings |
| Black text on #33AAB1 | 7.52:1 | AAA | Lc 50.6 | Large or bold text, headings |
| #33AAB1 text on white | 2.79:1 | Fails | Lc 53.4 | Large or bold text, headings |
| #33AAB1 text on black | 7.52:1 | AAA | Lc -48.5 | 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
#EFF7F8
oklch(97% 0.009 205.9)
-
Step 100
100
#DCEEEF
oklch(93.6% 0.019 200.9)
-
Step 200
200
#BFE1E3
oklch(88.6% 0.036 200.9)
-
Step 300
300
#8FCED1
oklch(81% 0.064 199.7)
-
Step 400
400 (this color)
#33AAB1
oklch(67.7% 0.102 200.8)
-
Step 500
500
#009CA4
oklch(63% 0.107 201.2)
-
Step 600
600
#00838A
oklch(55.5% 0.094 201.4)
-
Step 700
700
#006E74
oklch(49% 0.083 201.4)
-
Step 800
800
#005B5F
oklch(42.8% 0.073 200)
-
Step 900
900
#004B4F
oklch(37.5% 0.064 200.9)
-
Step 950
950
#002D30
oklch(27% 0.046 201.8)
#33AAB1 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) | #9DA2B2 | 0.104 |
| Deuteranopia (no green cones) | #8B95B2 | 0.096 |
| Tritanopia (no blue cones) | #00B0AC | 0.024 |
| Achromatopsia (no color) | #9B9B9B | 0.103 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #33AAB1
#33AAB1
oklch(67.7% 0.102 200.8)
- #CF7D7C
#CF7D7C
oklch(67.7% 0.102 20.9)
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 #33AAB1, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Sea Green #20B2AA ΔE 0.029
- Turquoise Blue #06B1C4 ΔE 0.029
- Cadet Blue #5F9EA0 ΔE 0.042
- Topaz #13BBAF ΔE 0.051
- Dull Teal #5F9E8F ΔE 0.054
- Greeny Blue #42B395 ΔE 0.056
- Persian Green #2A9D8F ΔE 0.056
- Sea #3C9992 ΔE 0.057
Use #33AAB1 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.