#34636C
Closest named color: Dark Aqua (#05696B). oklch(47% 0.053 211.4), rgb(52, 99, 108).
Aa
White text reads best on this color (6.67:1).
About this color
#34636C is a medium-dark, muted teal or cyan. In OKLCH its lightness is 47%, its chroma 0.053 and its hue 211°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Aqua (#05696B), ΔE 0.031 away. White text reads best on it, at 6.67:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (47%) |
| Chroma | muted (0.053) |
| Temperature | cool |
| Nearest name | Dark Aqua (#05696B) |
| Black text | 3.14:1 |
| White text | 6.67:1 |
Values
| HEX | #34636C |
| RGB | rgb(52, 99, 108) |
| HSL | hsl(190, 35%, 31%) |
| OKLCH | oklch(47% 0.053 211.4) |
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 #34636C | 6.67:1 | AA | Lc -87.9 | Fine for body text |
| Black text on #34636C | 3.14:1 | AA large text | Lc 21.2 | Dividers and decoration only |
| #34636C text on white | 6.67:1 | AA | Lc 82.8 | Fine for body text |
| #34636C text on black | 3.14:1 | AA large text | Lc -19.1 | 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
#F3F6F7
oklch(97.1% 0.003 219.5)
-
Step 100
100
#E4EBED
oklch(93.5% 0.008 216.6)
-
Step 200
200
#CFDCDE
oklch(88.5% 0.014 207.9)
-
Step 300
300
#AFC5CA
oklch(80.8% 0.025 212.9)
-
Step 400
400
#83A8AF
oklch(70.7% 0.042 210.4)
-
Step 500
500
#63929C
oklch(63% 0.053 212.4)
-
Step 600
600
#497D87
oklch(55.7% 0.058 211.2)
-
Step 700
700 (this color)
#34636C
oklch(47% 0.053 211.4)
-
Step 800
800
#30565D
oklch(42.8% 0.045 210.6)
-
Step 900
900
#2B474C
oklch(37.8% 0.035 210)
-
Step 950
950
#1A292D
oklch(26.9% 0.022 216.2)
#34636C 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) | #5C606D | 0.051 |
| Deuteranopia (no green cones) | #53596C | 0.047 |
| Tritanopia (no blue cones) | #136766 | 0.029 |
| Achromatopsia (no color) | #5C5C5C | 0.053 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #34636C
#34636C
oklch(47% 0.053 211.4)
- #765048
#765048
oklch(47.1% 0.053 32.3)
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 #34636C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Aqua #05696B ΔE 0.031
- Petrol #005F6A ΔE 0.035
- Slate #516572 ΔE 0.038
- YInMn Blue #415A77 ΔE 0.040
- Dark Green Blue #1F6357 ΔE 0.041
- Deep Turquoise #017374 ΔE 0.050
- Dark Aquamarine #017371 ΔE 0.051
- Denim #3B638C ΔE 0.055
Use #34636C 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.