#106E91
Closest named color: Sea Blue (#047495). oklch(50.5% 0.096 230.2), rgb(16, 110, 145).
Aa
White text reads best on this color (5.73:1).
About this color
#106E91 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 51%, its chroma 0.096 and its hue 230°. Its hue sits on the cool side of the wheel. The nearest named color is Sea Blue (#047495), ΔE 0.018 away. White text reads best on it, at 5.73:1.
| Hue family | Blues |
| Lightness | medium-dark (51%) |
| Chroma | moderately saturated (0.096) |
| Temperature | cool |
| Nearest name | Sea Blue (#047495) |
| Black text | 3.66:1 |
| White text | 5.73:1 |
Values
| HEX | #106E91 |
| RGB | rgb(16, 110, 145) |
| HSL | hsl(196, 80%, 32%) |
| OKLCH | oklch(50.5% 0.096 230.2) |
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 #106E91 | 5.73:1 | AA | Lc -83.5 | Fine for body text |
| Black text on #106E91 | 3.66:1 | AA large text | Lc 25.8 | Dividers and decoration only |
| #106E91 text on white | 5.73:1 | AA | Lc 78.2 | Fine for body text |
| #106E91 text on black | 3.66:1 | AA large text | Lc -23.5 | 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
#F1F6F9
oklch(97% 0.007 233.6)
-
Step 100
100
#E1ECF1
oklch(93.6% 0.014 226.6)
-
Step 200
200
#C9DDE7
oklch(88.6% 0.025 229.2)
-
Step 300
300
#A3C7D9
oklch(80.9% 0.046 229.7)
-
Step 400
400
#6EAAC6
oklch(70.7% 0.074 229.2)
-
Step 500
500
#4394B8
oklch(63.1% 0.095 230)
-
Step 600
600
#1A7EA4
oklch(55.7% 0.103 229.8)
-
Step 700
700 (this color)
#106E91
oklch(50.5% 0.096 230.2)
-
Step 800
800
#0E5672
oklch(42.6% 0.08 230.5)
-
Step 900
900
#17475C
oklch(37.6% 0.062 230.6)
-
Step 950
950
#0F2A36
oklch(27% 0.04 229.8)
#106E91 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) | #5C6C93 | 0.066 |
| Deuteranopia (no green cones) | #4C6190 | 0.056 |
| Tritanopia (no blue cones) | #00787A | 0.055 |
| Achromatopsia (no color) | #666666 | 0.096 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #106E91
#106E91
oklch(50.5% 0.096 230.2)
- #90532E
#90532E
oklch(50.6% 0.096 50.4)
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 #106E91, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sea Blue #047495 ΔE 0.018
- Ocean Blue #03719C ΔE 0.018
- Peacock Blue #016795 ΔE 0.025
- Muted Blue #3B719F ΔE 0.038
- Denim #3B638C ΔE 0.038
- Ocean #017B92 ΔE 0.039
- Deep Aqua #08787F ΔE 0.048
- Flat Blue #3C73A8 ΔE 0.050
Use #106E91 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.