#377763
Closest named color: Bluegreen (#017A79). oklch(52.1% 0.074 170.5), rgb(55, 119, 99).
Aa
White text reads best on this color (5.27:1).
About this color
#377763 is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 52%, its chroma 0.074 and its hue 170°. Its hue sits on the cool side of the wheel. The nearest named color is Bluegreen (#017A79), ΔE 0.037 away. White text reads best on it, at 5.27:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (52%) |
| Chroma | moderately saturated (0.074) |
| Temperature | cool |
| Nearest name | Bluegreen (#017A79) |
| Black text | 3.98:1 |
| White text | 5.27:1 |
Values
| HEX | #377763 |
| RGB | rgb(55, 119, 99) |
| HSL | hsl(161, 37%, 34%) |
| OKLCH | oklch(52.1% 0.074 170.5) |
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 #377763 | 5.27:1 | AA | Lc -81.4 | Fine for body text |
| Black text on #377763 | 3.98:1 | AA large text | Lc 28.0 | Dividers and decoration only |
| #377763 text on white | 5.27:1 | AA | Lc 76.0 | Fine for body text |
| #377763 text on black | 3.98:1 | AA large text | Lc -25.7 | 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
#F2F6F5
oklch(97% 0.004 179.7)
-
Step 100
100
#E3ECE9
oklch(93.5% 0.01 174.3)
-
Step 200
200
#CDDED7
oklch(88.6% 0.021 169.3)
-
Step 300
300
#ABC8BD
oklch(80.8% 0.035 170.5)
-
Step 400
400
#7DAD9B
oklch(70.8% 0.058 169.5)
-
Step 500
500
#599883
oklch(63.1% 0.073 170.5)
-
Step 600
600
#3C826D
oklch(55.5% 0.079 171.2)
-
Step 700
700 (this color)
#377763
oklch(52.1% 0.074 170.5)
-
Step 800
800
#275A4A
oklch(42.7% 0.062 170.2)
-
Step 900
900
#254A3E
oklch(37.7% 0.048 170.5)
-
Step 950
950
#162B24
oklch(26.9% 0.03 170.6)
#377763 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) | #747062 | 0.076 |
| Deuteranopia (no green cones) | #6A6964 | 0.072 |
| Tritanopia (no blue cones) | #1C7871 | 0.025 |
| Achromatopsia (no color) | #6C6C6C | 0.074 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #377763
#377763
oklch(52.1% 0.074 170.5)
- #8A576F
#8A576F
oklch(52.1% 0.075 350.3)
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 #377763, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Bluegreen #017A79 ΔE 0.037
- Dark Aquamarine #017371 ΔE 0.038
- Deep Turquoise #017374 ΔE 0.041
- Teal #008080 ΔE 0.045
- Deep Aqua #08787F ΔE 0.046
- Dark Aqua #05696B ΔE 0.060
- Dark Sage #598556 ΔE 0.065
- Dark Moss Green #606C38 ΔE 0.065
Use #377763 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.