#277161
Closest named color: Dark Aquamarine (#017371). oklch(49.8% 0.077 176), rgb(39, 113, 97).
Aa
White text reads best on this color (5.79:1).
About this color
#277161 is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 50%, its chroma 0.077 and its hue 176°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Aquamarine (#017371), ΔE 0.025 away. White text reads best on it, at 5.79:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (50%) |
| Chroma | moderately saturated (0.077) |
| Temperature | cool |
| Nearest name | Dark Aquamarine (#017371) |
| Black text | 3.62:1 |
| White text | 5.79:1 |
Values
| HEX | #277161 |
| RGB | rgb(39, 113, 97) |
| HSL | hsl(167, 49%, 30%) |
| OKLCH | oklch(49.8% 0.077 176) |
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 #277161 | 5.79:1 | AA | Lc -84.0 | Fine for body text |
| Black text on #277161 | 3.62:1 | AA large text | Lc 25.3 | Dividers and decoration only |
| #277161 text on white | 5.79:1 | AA | Lc 78.8 | Fine for body text |
| #277161 text on black | 3.62:1 | AA large text | Lc -23.0 | 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
#F2F7F5
oklch(97.2% 0.006 170.4)
-
Step 100
100
#E3ECE9
oklch(93.5% 0.01 174.3)
-
Step 200
200
#CCDED8
oklch(88.5% 0.021 173.9)
-
Step 300
300
#A8C9C0
oklch(80.9% 0.038 177)
-
Step 400
400
#78AD9F
oklch(70.6% 0.06 176.2)
-
Step 500
500
#539988
oklch(63.2% 0.076 176.1)
-
Step 600
600
#338371
oklch(55.5% 0.083 175.7)
-
Step 700
700 (this color)
#277161
oklch(49.8% 0.077 176)
-
Step 800
800
#215A4E
oklch(42.6% 0.063 176.9)
-
Step 900
900
#214A41
oklch(37.6% 0.049 177.3)
-
Step 950
950
#142C26
oklch(27.1% 0.032 175.7)
#277161 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) | #6D6A60 | 0.081 |
| Deuteranopia (no green cones) | #626262 | 0.077 |
| Tritanopia (no blue cones) | #00726C | 0.020 |
| Achromatopsia (no color) | #656565 | 0.078 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #277161
#277161
oklch(49.8% 0.077 176)
- #865064
#865064
oklch(49.9% 0.077 356.5)
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 #277161, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Aquamarine #017371 ΔE 0.025
- Deep Turquoise #017374 ΔE 0.030
- Dark Aqua #05696B ΔE 0.038
- Bluegreen #017A79 ΔE 0.039
- Dark Green Blue #1F6357 ΔE 0.045
- Deep Aqua #08787F ΔE 0.045
- Teal #008080 ΔE 0.055
- Slate #516572 ΔE 0.068
Use #277161 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.