#306161
Closest named color: Dark Green Blue (#1F6357). oklch(45.9% 0.053 195.5), rgb(48, 97, 97).
Aa
White text reads best on this color (6.98:1).
About this color
#306161 is a medium-dark, muted teal or cyan. In OKLCH its lightness is 46%, its chroma 0.053 and its hue 195°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Green Blue (#1F6357), ΔE 0.025 away. White text reads best on it, at 6.98:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (46%) |
| Chroma | muted (0.053) |
| Temperature | cool |
| Nearest name | Dark Green Blue (#1F6357) |
| Black text | 3.00:1 |
| White text | 6.98:1 |
Values
| HEX | #306161 |
| RGB | rgb(48, 97, 97) |
| HSL | hsl(180, 34%, 28%) |
| OKLCH | oklch(45.9% 0.053 195.5) |
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 #306161 | 6.98:1 | AA | Lc -89.0 | Fine for body text |
| Black text on #306161 | 3.00:1 | AA large text | Lc 20.0 | Dividers and decoration only |
| #306161 text on white | 6.98:1 | AA | Lc 84.0 | Fine for body text |
| #306161 text on black | 3.00:1 | AA large text | Lc -17.9 | 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 800.
-
Step 50
50
#F2F6F6
oklch(97% 0.004 197.1)
-
Step 100
100
#E3ECEC
oklch(93.6% 0.01 197)
-
Step 200
200
#CDDDDD
oklch(88.6% 0.017 196.8)
-
Step 300
300
#AAC7C7
oklch(80.8% 0.031 196.6)
-
Step 400
400
#7CABAA
oklch(70.7% 0.05 194.4)
-
Step 500
500
#599696
oklch(63.2% 0.063 195.7)
-
Step 600
600
#3C8080
oklch(55.6% 0.069 195.4)
-
Step 700
700
#2D6C6C
oklch(49.1% 0.064 195.3)
-
Step 800
800 (this color)
#306161
oklch(45.9% 0.053 195.5)
-
Step 900
900
#254949
oklch(37.9% 0.042 195.5)
-
Step 950
950
#162B2A
oklch(27.1% 0.027 191.8)
#306161 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) | #5C5D61 | 0.056 |
| Deuteranopia (no green cones) | #535761 | 0.051 |
| Tritanopia (no blue cones) | #136461 | 0.020 |
| Achromatopsia (no color) | #595959 | 0.053 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #306161
#306161
oklch(45.9% 0.053 195.5)
- #724B4E
#724B4E
oklch(45.7% 0.053 14.3)
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 #306161, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Green Blue #1F6357 ΔE 0.025
- Dark Aqua #05696B ΔE 0.030
- Petrol #005F6A ΔE 0.031
- Slate #516572 ΔE 0.051
- YInMn Blue #415A77 ΔE 0.053
- Deep Teal #00555A ΔE 0.053
- Dark Aquamarine #017371 ΔE 0.055
- Deep Turquoise #017374 ΔE 0.055
Use #306161 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.