#03696B
Closest named color: Dark Aqua (#05696B). oklch(47.3% 0.08 197.1), rgb(3, 105, 107).
Aa
White text reads best on this color (6.48:1).
About this color
#03696B is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 47%, its chroma 0.080 and its hue 197°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Aqua (#05696B), ΔE 0.001 away. White text reads best on it, at 6.48:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (47%) |
| Chroma | moderately saturated (0.080) |
| Temperature | cool |
| Nearest name | Dark Aqua (#05696B) |
| Black text | 3.23:1 |
| White text | 6.48:1 |
Values
| HEX | #03696B |
| RGB | rgb(3, 105, 107) |
| HSL | hsl(181, 95%, 22%) |
| OKLCH | oklch(47.3% 0.08 197.1) |
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 #03696B | 6.48:1 | AA | Lc -86.8 | Fine for body text |
| Black text on #03696B | 3.23:1 | AA large text | Lc 22.4 | Dividers and decoration only |
| #03696B text on white | 6.48:1 | AA | Lc 81.7 | Fine for body text |
| #03696B text on black | 3.23:1 | AA large text | Lc -20.2 | 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
#F2F7F7
oklch(97.2% 0.005 197.1)
-
Step 100
100
#E2ECEC
oklch(93.6% 0.011 197)
-
Step 200
200
#CADEDE
oklch(88.6% 0.021 196.8)
-
Step 300
300
#A5C9C9
oklch(81% 0.038 196.4)
-
Step 400
400
#71ADAE
oklch(70.7% 0.062 197.2)
-
Step 500
500
#47989A
oklch(63% 0.079 197.5)
-
Step 600
600
#218385
oklch(55.7% 0.086 197)
-
Step 700
700 (this color)
#03696B
oklch(47.3% 0.08 197.1)
-
Step 800
800
#135A5B
oklch(42.7% 0.066 196.4)
-
Step 900
900
#1A4A4B
oklch(37.7% 0.051 197.1)
-
Step 950
950
#112B2C
oklch(26.9% 0.032 198.8)
#03696B 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) | #61636B | 0.083 |
| Deuteranopia (no green cones) | #545A6C | 0.077 |
| Tritanopia (no blue cones) | #006D69 | 0.014 |
| Achromatopsia (no color) | #5E5E5E | 0.080 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #03696B
#03696B
oklch(47.3% 0.08 197.1)
- #82484B
#82484B
oklch(47.2% 0.079 17.2)
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 #03696B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Aqua #05696B ΔE 0.001
- Dark Aquamarine #017371 ΔE 0.031
- Deep Turquoise #017374 ΔE 0.031
- Dark Green Blue #1F6357 ΔE 0.032
- Petrol #005F6A ΔE 0.033
- Deep Aqua #08787F ΔE 0.050
- Bluegreen #017A79 ΔE 0.053
- Slate #516572 ΔE 0.063
Use #03696B 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.