#33997E
Closest named color: Ocean Green (#3D9973). oklch(61.7% 0.102 171.9), rgb(51, 153, 126).
Aa
Black text reads best on this color (5.99:1).
About this color
#33997E is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 62%, its chroma 0.102 and its hue 172°. Its hue sits on the cool side of the wheel. The nearest named color is Ocean Green (#3D9973), ΔE 0.016 away. Black text reads best on it, at 5.99:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (62%) |
| Chroma | moderately saturated (0.102) |
| Temperature | cool |
| Nearest name | Ocean Green (#3D9973) |
| Black text | 5.99:1 |
| White text | 3.50:1 |
Values
| HEX | #33997E |
| RGB | rgb(51, 153, 126) |
| HSL | hsl(164, 50%, 40%) |
| OKLCH | oklch(61.7% 0.102 171.9) |
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 #33997E | 3.50:1 | AA large text | Lc -67.7 | Content text, not long reading |
| Black text on #33997E | 5.99:1 | AA | Lc 41.8 | Non-text elements, placeholder text |
| #33997E text on white | 3.50:1 | AA large text | Lc 62.3 | Content text, not long reading |
| #33997E text on black | 5.99:1 | AA | Lc -39.4 | Non-text elements, placeholder text |
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 500.
-
Step 50
50
#F1F7F5
oklch(97.1% 0.007 174.4)
-
Step 100
100
#E1EDE9
oklch(93.6% 0.014 174.2)
-
Step 200
200
#C8DFD7
oklch(88.4% 0.027 172.8)
-
Step 300
300
#A1CCBD
oklch(81% 0.05 171.7)
-
Step 400
400
#6AB19B
oklch(70.7% 0.079 172.1)
-
Step 500
500 (this color)
#33997E
oklch(61.7% 0.102 171.9)
-
Step 600
600
#00876C
oklch(55.5% 0.108 172.1)
-
Step 700
700
#00725A
oklch(49.2% 0.096 171.5)
-
Step 800
800
#005D4A
oklch(42.6% 0.082 172.5)
-
Step 900
900
#0F4D3D
oklch(37.7% 0.067 171.2)
-
Step 950
950
#0C2D24
oklch(27% 0.042 172.1)
#33997E 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) | #948F7D | 0.105 |
| Deuteranopia (no green cones) | #868580 | 0.100 |
| Tritanopia (no blue cones) | #009A91 | 0.029 |
| Achromatopsia (no color) | #898989 | 0.103 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #33997E
#33997E
oklch(61.7% 0.102 171.9)
- #B46B8C
#B46B8C
oklch(61.8% 0.101 351.9)
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 #33997E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Ocean Green #3D9973 ΔE 0.016
- Blue Green #0F9B8E ΔE 0.024
- Persian Green #2A9D8F ΔE 0.024
- Sea #3C9992 ΔE 0.032
- Dusty Teal #4C9085 ΔE 0.036
- Viridian #1E9167 ΔE 0.040
- Grey Teal #5E9B8A ΔE 0.042
- Teal Green #0A9396 ΔE 0.047
Use #33997E 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.