#006E91
Closest named color: Sea Blue (#047495). oklch(50.3% 0.099 229), rgb(0, 110, 145).
Aa
White text reads best on this color (5.77:1).
About this color
#006E91 is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 50%, its chroma 0.099 and its hue 229°. 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 5.77:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (50%) |
| Chroma | moderately saturated (0.099) |
| Temperature | cool |
| Nearest name | Sea Blue (#047495) |
| Black text | 3.63:1 |
| White text | 5.77:1 |
Values
| HEX | #006E91 |
| RGB | rgb(0, 110, 145) |
| HSL | hsl(194, 100%, 28%) |
| OKLCH | oklch(50.3% 0.099 229) |
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 #006E91 | 5.77:1 | AA | Lc -83.6 | Fine for body text |
| Black text on #006E91 | 3.63:1 | AA large text | Lc 25.8 | Dividers and decoration only |
| #006E91 text on white | 5.77:1 | AA | Lc 78.3 | Fine for body text |
| #006E91 text on black | 3.63:1 | 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
#C8DDE7
oklch(88.5% 0.026 227.9)
-
Step 300
300
#A1C7DA
oklch(80.8% 0.049 229.7)
-
Step 400
400
#6CAAC7
oklch(70.7% 0.077 229.3)
-
Step 500
500
#3E94B9
oklch(63% 0.099 229.6)
-
Step 600
600
#0D7EA5
oklch(55.5% 0.107 229.3)
-
Step 700
700 (this color)
#006E91
oklch(50.3% 0.099 229)
-
Step 800
800
#065773
oklch(42.8% 0.082 229.2)
-
Step 900
900
#13485D
oklch(37.8% 0.065 228.9)
-
Step 950
950
#0E2A36
oklch(27% 0.04 229.1)
#006E91 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 | 0.070 |
| Deuteranopia (no green cones) | #4B6191 | 0.058 |
| Tritanopia (no blue cones) | #00787A | 0.055 |
| Achromatopsia (no color) | #666666 | 0.099 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #006E91
#006E91
oklch(50.3% 0.099 229)
- #91512C
#91512C
oklch(50.3% 0.1 49.1)
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 #006E91, 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 0.024
- Ocean #017B92 ΔE 0.040
- Denim #3B638C ΔE 0.041
- Muted Blue #3B719F ΔE 0.042
- Deep Aqua #08787F ΔE 0.049
- Flat Blue #3C73A8 ΔE 0.053
Use #006E91 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.