#33756E
Closest named color: Bluegreen (#017A79). oklch(51.8% 0.068 186), rgb(51, 117, 110).
Aa
White text reads best on this color (5.37:1).
About this color
#33756E is a medium-dark, muted teal or cyan. In OKLCH its lightness is 52%, its chroma 0.068 and its hue 186°. Its hue sits on the cool side of the wheel. The nearest named color is Bluegreen (#017A79), ΔE 0.025 away. White text reads best on it, at 5.37:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (52%) |
| Chroma | muted (0.068) |
| Temperature | cool |
| Nearest name | Bluegreen (#017A79) |
| Black text | 3.91:1 |
| White text | 5.37:1 |
Values
| HEX | #33756E |
| RGB | rgb(51, 117, 110) |
| HSL | hsl(174, 39%, 33%) |
| OKLCH | oklch(51.8% 0.068 186) |
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 #33756E | 5.37:1 | AA | Lc -81.9 | Fine for body text |
| Black text on #33756E | 3.91:1 | AA large text | Lc 27.5 | Dividers and decoration only |
| #33756E text on white | 5.37:1 | AA | Lc 76.6 | Fine for body text |
| #33756E text on black | 3.91:1 | AA large text | Lc -25.2 | Dividers and decoration only |
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 700.
-
Step 50
50
#F2F6F6
oklch(97% 0.004 197.1)
-
Step 100
100
#E3ECEB
oklch(93.6% 0.01 189.1)
-
Step 200
200
#CCDDDB
oklch(88.4% 0.018 188.3)
-
Step 300
300
#AAC8C4
oklch(80.9% 0.033 186.7)
-
Step 400
400
#7BACA5
oklch(70.8% 0.053 185.1)
-
Step 500
500
#57978F
oklch(63.1% 0.067 185.4)
-
Step 600
600
#39817A
oklch(55.5% 0.073 186.8)
-
Step 700
700 (this color)
#33756E
oklch(51.8% 0.068 186)
-
Step 800
800
#255954
oklch(42.7% 0.056 186.8)
-
Step 900
900
#244945
oklch(37.7% 0.043 186.5)
-
Step 950
950
#162B28
oklch(27% 0.028 184.2)
#33756E 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) | #6F6F6E | 0.072 |
| Deuteranopia (no green cones) | #65676F | 0.069 |
| Tritanopia (no blue cones) | #007773 | 0.022 |
| Achromatopsia (no color) | #6A6A6A | 0.068 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #33756E
#33756E
oklch(51.8% 0.068 186)
- #8A5862
#8A5862
oklch(51.9% 0.067 6.6)
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 #33756E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Bluegreen #017A79 ΔE 0.025
- Dark Aquamarine #017371 ΔE 0.025
- Deep Turquoise #017374 ΔE 0.026
- Deep Aqua #08787F ΔE 0.029
- Teal #008080 ΔE 0.038
- Dark Aqua #05696B ΔE 0.048
- Ocean #017B92 ΔE 0.055
- Slate #516572 ΔE 0.058
Use #33756E 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.