#33665F
Closest named color: Dark Green Blue (#1F6357). oklch(47.3% 0.056 184), rgb(51, 102, 95).
Aa
White text reads best on this color (6.54:1).
About this color
#33665F is a medium-dark, muted teal or cyan. In OKLCH its lightness is 47%, its chroma 0.056 and its hue 184°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Green Blue (#1F6357), ΔE 0.024 away. White text reads best on it, at 6.54:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (47%) |
| Chroma | muted (0.056) |
| Temperature | cool |
| Nearest name | Dark Green Blue (#1F6357) |
| Black text | 3.20:1 |
| White text | 6.54:1 |
Values
| HEX | #33665F |
| RGB | rgb(51, 102, 95) |
| HSL | hsl(172, 33%, 30%) |
| OKLCH | oklch(47.3% 0.056 184) |
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 #33665F | 6.54:1 | AA | Lc -87.4 | Fine for body text |
| Black text on #33665F | 3.20:1 | AA large text | Lc 21.7 | Dividers and decoration only |
| #33665F text on white | 6.54:1 | AA | Lc 82.3 | Fine for body text |
| #33665F text on black | 3.20:1 | AA large text | Lc -19.6 | 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
#F3F6F6
oklch(97.1% 0.003 197.1)
-
Step 100
100
#E4ECEA
oklch(93.6% 0.009 179.6)
-
Step 200
200
#CFDDDA
oklch(88.6% 0.016 181.7)
-
Step 300
300
#AEC7C2
oklch(80.9% 0.028 182.2)
-
Step 400
400
#83AAA3
oklch(70.7% 0.044 182.8)
-
Step 500
500
#62958D
oklch(63.1% 0.056 183.6)
-
Step 600
600
#477F77
oklch(55.5% 0.061 183.9)
-
Step 700
700 (this color)
#33665F
oklch(47.3% 0.056 184)
-
Step 800
800
#2F5752
oklch(42.6% 0.046 185.3)
-
Step 900
900
#2A4844
oklch(37.7% 0.037 185.1)
-
Step 950
950
#192A28
oklch(26.9% 0.023 186.7)
#33665F 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) | #62615F | 0.061 |
| Deuteranopia (no green cones) | #595B60 | 0.056 |
| Tritanopia (no blue cones) | #1B6864 | 0.017 |
| Achromatopsia (no color) | #5D5D5D | 0.057 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #33665F
#33665F
oklch(47.3% 0.056 184)
- #774E58
#774E58
oklch(47.3% 0.057 3.5)
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 #33665F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Green Blue #1F6357 ΔE 0.024
- Dark Aqua #05696B ΔE 0.028
- Dark Aquamarine #017371 ΔE 0.043
- Petrol #005F6A ΔE 0.045
- Deep Turquoise #017374 ΔE 0.045
- Slate #516572 ΔE 0.050
- Deep Aqua #08787F ΔE 0.062
- Bluegreen #017A79 ΔE 0.063
Use #33665F 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.