#177682
Closest named color: Deep Aqua (#08787F). oklch(52% 0.084 208.1), rgb(23, 118, 130).
Aa
White text reads best on this color (5.31:1).
About this color
#177682 is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 52%, its chroma 0.084 and its hue 208°. Its hue sits on the cool side of the wheel. The nearest named color is Deep Aqua (#08787F), ΔE 0.010 away. White text reads best on it, at 5.31:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (52%) |
| Chroma | moderately saturated (0.084) |
| Temperature | cool |
| Nearest name | Deep Aqua (#08787F) |
| Black text | 3.95:1 |
| White text | 5.31:1 |
Values
| HEX | #177682 |
| RGB | rgb(23, 118, 130) |
| HSL | hsl(187, 70%, 30%) |
| OKLCH | oklch(52% 0.084 208.1) |
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 #177682 | 5.31:1 | AA | Lc -81.4 | Fine for body text |
| Black text on #177682 | 3.95:1 | AA large text | Lc 28.0 | Dividers and decoration only |
| #177682 text on white | 5.31:1 | AA | Lc 76.1 | Fine for body text |
| #177682 text on black | 3.95:1 | 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
#F1F6F7
oklch(97% 0.005 211)
-
Step 100
100
#E1ECEE
oklch(93.5% 0.012 209.8)
-
Step 200
200
#C9DEE1
oklch(88.6% 0.023 207.1)
-
Step 300
300
#A3C8CE
oklch(80.8% 0.04 208.4)
-
Step 400
400
#6FACB6
oklch(70.7% 0.065 208.9)
-
Step 500
500
#4397A4
oklch(63% 0.083 209)
-
Step 600
600
#19828F
oklch(55.7% 0.09 207.9)
-
Step 700
700 (this color)
#177682
oklch(52% 0.084 208.1)
-
Step 800
800
#0D5963
oklch(42.6% 0.069 208.8)
-
Step 900
900
#174951
oklch(37.6% 0.054 209.9)
-
Step 950
950
#0F2B2F
oklch(26.9% 0.034 207.9)
#177682 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) | #6B7183 | 0.081 |
| Deuteranopia (no green cones) | #5C6782 | 0.072 |
| Tritanopia (no blue cones) | #007C7A | 0.026 |
| Achromatopsia (no color) | #6B6B6B | 0.084 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #177682
#177682
oklch(52% 0.084 208.1)
- #93554E
#93554E
oklch(51.9% 0.084 27.2)
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 #177682, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Aqua #08787F ΔE 0.010
- Bluegreen #017A79 ΔE 0.023
- Deep Turquoise #017374 ΔE 0.025
- Ocean #017B92 ΔE 0.026
- Dark Aquamarine #017371 ΔE 0.029
- Teal #008080 ΔE 0.032
- Sea Blue #047495 ΔE 0.033
- Ocean Blue #03719C ΔE 0.049
Use #177682 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.