#33B6BB
Closest named color: Turquoise Blue (#06B1C4). oklch(71% 0.109 198.8), rgb(51, 182, 187).
Aa
Black text reads best on this color (8.54:1).
About this color
#33B6BB is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 71%, its chroma 0.109 and its hue 199°. Its hue sits on the cool side of the wheel. The nearest named color is Turquoise Blue (#06B1C4), ΔE 0.026 away. Black text reads best on it, at 8.54:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (71%) |
| Chroma | moderately saturated (0.109) |
| Temperature | cool |
| Nearest name | Turquoise Blue (#06B1C4) |
| Black text | 8.54:1 |
| White text | 2.45:1 |
Values
| HEX | #33B6BB |
| RGB | rgb(51, 182, 187) |
| HSL | hsl(182, 57%, 47%) |
| OKLCH | oklch(71% 0.109 198.8) |
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 #33B6BB | 2.45:1 | Fails | Lc -52.9 | Large or bold text, headings |
| Black text on #33B6BB | 8.54:1 | AAA | Lc 56.1 | Large or bold text, headings |
| #33B6BB text on white | 2.45:1 | Fails | Lc 47.9 | Large or bold text, headings |
| #33B6BB text on black | 8.54:1 | AAA | Lc -54.1 | 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
#BDE1E2
oklch(88.4% 0.038 198.6)
-
Step 300
300
#8BCFD1
oklch(81% 0.069 198.2)
-
Step 400
400 (this color)
#33B6BB
oklch(71% 0.109 198.8)
-
Step 500
500
#009DA2
oklch(63.2% 0.107 198.8)
-
Step 600
600
#008488
oklch(55.7% 0.095 198.5)
-
Step 700
700
#006F72
oklch(49.2% 0.084 198.1)
-
Step 800
800
#005B5E
oklch(42.8% 0.073 198.7)
-
Step 900
900
#004C4E
oklch(37.8% 0.064 197.8)
-
Step 950
950
#002D2F
oklch(27% 0.046 199.4)
#33B6BB 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) | #A9AEBC | 0.112 |
| Deuteranopia (no green cones) | #959FBC | 0.104 |
| Tritanopia (no blue cones) | #00BDB7 | 0.025 |
| Achromatopsia (no color) | #A5A5A5 | 0.110 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #33B6BB
#33B6BB
oklch(71% 0.109 198.8)
- #DD8587
#DD8587
oklch(71% 0.108 18.7)
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 #33B6BB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Turquoise Blue #06B1C4 ΔE 0.026
- Light Sea Green #20B2AA ΔE 0.028
- Topaz #13BBAF ΔE 0.028
- Greeny Blue #42B395 ΔE 0.053
- Dark Turquoise #00CED1 ΔE 0.066
- Cadet Blue #5F9EA0 ΔE 0.069
- Greyblue #77A1B5 ΔE 0.072
- Dull Teal #5F9E8F ΔE 0.078
Use #33B6BB 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.