#105E77
Closest named color: Petrol (#005F6A). oklch(45% 0.08 225.6), rgb(16, 94, 119).
Aa
White text reads best on this color (7.26:1).
About this color
#105E77 is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 45%, its chroma 0.080 and its hue 226°. Its hue sits on the cool side of the wheel. The nearest named color is Petrol (#005F6A), ΔE 0.024 away. White text reads best on it, at 7.26:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (45%) |
| Chroma | moderately saturated (0.080) |
| Temperature | cool |
| Nearest name | Petrol (#005F6A) |
| Black text | 2.88:1 |
| White text | 7.26:1 |
Values
| HEX | #105E77 |
| RGB | rgb(16, 94, 119) |
| HSL | hsl(195, 76%, 26%) |
| OKLCH | oklch(45% 0.08 225.6) |
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 #105E77 | 7.26:1 | AAA | Lc -89.8 | Fine for body text |
| Black text on #105E77 | 2.88:1 | Fails | Lc 19.2 | Dividers and decoration only |
| #105E77 text on white | 7.26:1 | AAA | Lc 84.9 | Fine for body text |
| #105E77 text on black | 2.88:1 | Fails | Lc -17.2 | 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 800.
-
Step 50
50
#F1F6F9
oklch(97% 0.007 233.6)
-
Step 100
100
#E1ECF1
oklch(93.6% 0.014 226.6)
-
Step 200
200
#C8DDE6
oklch(88.5% 0.026 225.3)
-
Step 300
300
#A1C8D8
oklch(81% 0.047 224.8)
-
Step 400
400
#6BABC4
oklch(70.7% 0.075 224.9)
-
Step 500
500
#3D95B6
oklch(63.1% 0.096 226.3)
-
Step 600
600
#087FA1
oklch(55.6% 0.104 225.4)
-
Step 700
700
#006B89
oklch(49.1% 0.094 225.7)
-
Step 800
800 (this color)
#105E77
oklch(45% 0.08 225.6)
-
Step 900
900
#12485B
oklch(37.6% 0.063 226.1)
-
Step 950
950
#0D2A35
oklch(26.9% 0.04 226.2)
#105E77 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) | #505C78 | 0.060 |
| Deuteranopia (no green cones) | #435377 | 0.052 |
| Tritanopia (no blue cones) | #006566 | 0.042 |
| Achromatopsia (no color) | #575757 | 0.081 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #105E77
#105E77
oklch(45% 0.08 225.6)
- #7A462D
#7A462D
oklch(45.1% 0.081 45.8)
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 #105E77, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Petrol #005F6A ΔE 0.024
- Light Navy Blue #2E5A88 ΔE 0.040
- YInMn Blue #415A77 ΔE 0.041
- Deep Sea Blue #015482 ΔE 0.041
- Dark Aqua #05696B ΔE 0.045
- Peacock Blue #016795 ΔE 0.051
- Denim #3B638C ΔE 0.052
- Deep Teal #00555A ΔE 0.052
Use #105E77 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.