#16657E
Closest named color: Peacock Blue (#016795). oklch(47.3% 0.082 224.6), rgb(22, 101, 126).
Aa
White text reads best on this color (6.56:1).
About this color
#16657E is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 47%, its chroma 0.082 and its hue 225°. Its hue sits on the cool side of the wheel. The nearest named color is Peacock Blue (#016795), ΔE 0.037 away. White text reads best on it, at 6.56:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (47%) |
| Chroma | moderately saturated (0.082) |
| Temperature | cool |
| Nearest name | Peacock Blue (#016795) |
| Black text | 3.19:1 |
| White text | 6.56:1 |
Values
| HEX | #16657E |
| RGB | rgb(22, 101, 126) |
| HSL | hsl(194, 70%, 29%) |
| OKLCH | oklch(47.3% 0.082 224.6) |
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 #16657E | 6.56:1 | AA | Lc -87.2 | Fine for body text |
| Black text on #16657E | 3.19:1 | AA large text | Lc 21.9 | Dividers and decoration only |
| #16657E text on white | 6.56:1 | AA | Lc 82.2 | Fine for body text |
| #16657E text on black | 3.19:1 | AA large text | Lc -19.7 | 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
#F2F6F8
oklch(97.1% 0.005 228.8)
-
Step 100
100
#E2ECF0
oklch(93.7% 0.012 223.5)
-
Step 200
200
#CBDDE4
oklch(88.6% 0.022 223)
-
Step 300
300
#A6C7D4
oklch(81% 0.04 223.7)
-
Step 400
400
#75AABE
oklch(70.8% 0.063 223.6)
-
Step 500
500
#4D94AE
oklch(63.1% 0.081 224.3)
-
Step 600
600
#2C7E9A
oklch(55.6% 0.088 224.7)
-
Step 700
700 (this color)
#16657E
oklch(47.3% 0.082 224.6)
-
Step 800
800
#1C576B
oklch(42.8% 0.068 224.5)
-
Step 900
900
#1E4757
oklch(37.6% 0.053 226.4)
-
Step 950
950
#132A33
oklch(27.1% 0.033 225.6)
#16657E 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) | #57637F | 0.063 |
| Deuteranopia (no green cones) | #49597E | 0.055 |
| Tritanopia (no blue cones) | #006C6D | 0.041 |
| Achromatopsia (no color) | #5D5D5D | 0.082 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #16657E
#16657E
oklch(47.3% 0.082 224.6)
- #824C33
#824C33
oklch(47.4% 0.082 45.1)
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 #16657E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Peacock Blue #016795 ΔE 0.037
- Petrol #005F6A ΔE 0.037
- Dark Aqua #05696B ΔE 0.038
- Denim #3B638C ΔE 0.039
- Light Navy Blue #2E5A88 ΔE 0.043
- YInMn Blue #415A77 ΔE 0.044
- Sea Blue #047495 ΔE 0.051
- Deep Turquoise #017374 ΔE 0.052
Use #16657E 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.