#277464
Closest named color: Dark Aquamarine (#017371). oklch(50.7% 0.079 176.5), rgb(39, 116, 100).
Aa
White text reads best on this color (5.57:1).
About this color
#277464 is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 51%, its chroma 0.079 and its hue 177°. 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 5.57:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (51%) |
| Chroma | moderately saturated (0.079) |
| Temperature | cool |
| Nearest name | Dark Aquamarine (#017371) |
| Black text | 3.76:1 |
| White text | 5.57:1 |
Values
| HEX | #277464 |
| RGB | rgb(39, 116, 100) |
| HSL | hsl(168, 50%, 30%) |
| OKLCH | oklch(50.7% 0.079 176.5) |
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 #277464 | 5.57:1 | AA | Lc -82.9 | Fine for body text |
| Black text on #277464 | 3.76:1 | AA large text | Lc 26.5 | Dividers and decoration only |
| #277464 text on white | 5.57:1 | AA | Lc 77.6 | Fine for body text |
| #277464 text on black | 3.76:1 | AA large text | Lc -24.2 | 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
#CBDED9
oklch(88.5% 0.021 178.3)
-
Step 300
300
#A8C9C0
oklch(80.9% 0.038 177)
-
Step 400
400
#77AE9F
oklch(70.8% 0.062 175.5)
-
Step 500
500
#509988
oklch(63.1% 0.078 176.6)
-
Step 600
600
#308372
oklch(55.5% 0.084 177.1)
-
Step 700
700 (this color)
#277464
oklch(50.7% 0.079 176.5)
-
Step 800
800
#1E5B4E
oklch(42.8% 0.066 176.3)
-
Step 900
900
#1F4A41
oklch(37.6% 0.051 177.8)
-
Step 950
950
#142C26
oklch(27.1% 0.032 175.7)
#277464 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) | #706D63 | 0.083 |
| Deuteranopia (no green cones) | #646565 | 0.078 |
| Tritanopia (no blue cones) | #00766F | 0.019 |
| Achromatopsia (no color) | #686868 | 0.080 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #277464
#277464
oklch(50.7% 0.079 176.5)
- #895266
#895266
oklch(50.8% 0.078 356.9)
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 #277464, 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 0.029
- Bluegreen #017A79 ΔE 0.032
- Deep Aqua #08787F ΔE 0.040
- Dark Aqua #05696B ΔE 0.045
- Teal #008080 ΔE 0.047
- Dark Green Blue #1F6357 ΔE 0.054
- Ocean #017B92 ΔE 0.069
Use #277464 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.