#176583
Closest named color: Peacock Blue (#016795). oklch(47.6% 0.086 229.4), rgb(23, 101, 131).
Aa
White text reads best on this color (6.51:1).
About this color
#176583 is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 48%, its chroma 0.086 and its hue 229°. Its hue sits on the cool side of the wheel. The nearest named color is Peacock Blue (#016795), ΔE 0.029 away. White text reads best on it, at 6.51:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (48%) |
| Chroma | moderately saturated (0.086) |
| Temperature | cool |
| Nearest name | Peacock Blue (#016795) |
| Black text | 3.22:1 |
| White text | 6.51:1 |
Values
| HEX | #176583 |
| RGB | rgb(23, 101, 131) |
| HSL | hsl(197, 70%, 30%) |
| OKLCH | oklch(47.6% 0.086 229.4) |
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 #176583 | 6.51:1 | AA | Lc -87.0 | Fine for body text |
| Black text on #176583 | 3.22:1 | AA large text | Lc 22.1 | Dividers and decoration only |
| #176583 text on white | 6.51:1 | AA | Lc 81.9 | Fine for body text |
| #176583 text on black | 3.22:1 | AA large text | Lc -20.0 | 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
#F2F6F8
oklch(97.1% 0.005 228.8)
-
Step 100
100
#E2ECF0
oklch(93.7% 0.012 223.5)
-
Step 200
200
#CADCE6
oklch(88.4% 0.024 231.9)
-
Step 300
300
#A6C6D6
oklch(80.8% 0.041 229.5)
-
Step 400
400
#74A9C2
oklch(70.7% 0.067 229.1)
-
Step 500
500
#4D93B3
oklch(63.1% 0.085 229.9)
-
Step 600
600
#2C7D9E
oklch(55.6% 0.092 229.1)
-
Step 700
700 (this color)
#176583
oklch(47.6% 0.086 229.4)
-
Step 800
800
#1B566E
oklch(42.7% 0.071 229.2)
-
Step 900
900
#1E4759
oklch(37.7% 0.055 229.4)
-
Step 950
950
#122A34
oklch(27.1% 0.035 227.4)
#176583 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) | #556384 | 0.059 |
| Deuteranopia (no green cones) | #475983 | 0.052 |
| Tritanopia (no blue cones) | #006D6F | 0.048 |
| Achromatopsia (no color) | #5E5E5E | 0.086 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #176583
#176583
oklch(47.6% 0.086 229.4)
- #834D2E
#834D2E
oklch(47.7% 0.086 49.5)
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 #176583, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Peacock Blue #016795 ΔE 0.029
- Denim #3B638C ΔE 0.033
- Light Navy Blue #2E5A88 ΔE 0.038
- YInMn Blue #415A77 ΔE 0.044
- Petrol #005F6A ΔE 0.044
- Dark Aqua #05696B ΔE 0.046
- Ocean Blue #03719C ΔE 0.047
- Sea Blue #047495 ΔE 0.047
Use #176583 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.