#006187
Closest named color: Peacock Blue (#016795). oklch(46.4% 0.097 234.1), rgb(0, 97, 135).
Aa
White text reads best on this color (6.86:1).
About this color
#006187 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 46%, its chroma 0.097 and its hue 234°. Its hue sits on the cool side of the wheel. The nearest named color is Peacock Blue (#016795), ΔE 0.026 away. White text reads best on it, at 6.86:1.
| Hue family | Blues |
| Lightness | medium-dark (46%) |
| Chroma | moderately saturated (0.097) |
| Temperature | cool |
| Nearest name | Peacock Blue (#016795) |
| Black text | 3.05:1 |
| White text | 6.86:1 |
Values
| HEX | #006187 |
| RGB | rgb(0, 97, 135) |
| HSL | hsl(197, 100%, 26%) |
| OKLCH | oklch(46.4% 0.097 234.1) |
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 #006187 | 6.86:1 | AA | Lc -88.2 | Fine for body text |
| Black text on #006187 | 3.05:1 | AA large text | Lc 20.9 | Dividers and decoration only |
| #006187 text on white | 6.86:1 | AA | Lc 83.1 | Fine for body text |
| #006187 text on black | 3.05:1 | AA large text | Lc -18.8 | 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
#F2F6F9
oklch(97.1% 0.006 239.8)
-
Step 100
100
#E2ECF2
oklch(93.7% 0.013 233.7)
-
Step 200
200
#C9DCE8
oklch(88.4% 0.026 235.4)
-
Step 300
300
#A4C6DB
oklch(80.9% 0.047 235.3)
-
Step 400
400
#70A9C9
oklch(70.7% 0.076 233.9)
-
Step 500
500
#4793BB
oklch(63.2% 0.096 234.1)
-
Step 600
600
#227CA7
oklch(55.5% 0.105 234.6)
-
Step 700
700 (this color)
#006187
oklch(46.4% 0.097 234.1)
-
Step 800
800
#145674
oklch(42.8% 0.08 233.4)
-
Step 900
900
#19475E
oklch(37.8% 0.063 233.8)
-
Step 950
950
#102A37
oklch(27.1% 0.04 232.6)
#006187 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) | #4E6089 | 0.059 |
| Deuteranopia (no green cones) | #3E5586 | 0.050 |
| Tritanopia (no blue cones) | #006B6E | 0.059 |
| Achromatopsia (no color) | #5A5A5A | 0.097 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #006187
#006187
oklch(46.4% 0.097 234.1)
- #82481C
#82481C
oklch(46.4% 0.097 54.3)
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 #006187, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Peacock Blue #016795 ΔE 0.026
- Light Navy Blue #2E5A88 ΔE 0.030
- Denim #3B638C ΔE 0.039
- Deep Sea Blue #015482 ΔE 0.040
- Denim Blue #3B5B92 ΔE 0.046
- Dusk Blue #26538D ΔE 0.046
- YInMn Blue #415A77 ΔE 0.048
- Petrol #005F6A ΔE 0.048
Use #006187 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.