#18627F
Closest named color: Light Navy Blue (#2E5A88). oklch(46.6% 0.083 229.5), rgb(24, 98, 127).
Aa
White text reads best on this color (6.79:1).
About this color
#18627F is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 47%, its chroma 0.083 and its hue 229°. Its hue sits on the cool side of the wheel. The nearest named color is Light Navy Blue (#2E5A88), ΔE 0.034 away. White text reads best on it, at 6.79:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (47%) |
| Chroma | moderately saturated (0.083) |
| Temperature | cool |
| Nearest name | Light Navy Blue (#2E5A88) |
| Black text | 3.09:1 |
| White text | 6.79:1 |
Values
| HEX | #18627F |
| RGB | rgb(24, 98, 127) |
| HSL | hsl(197, 68%, 30%) |
| OKLCH | oklch(46.6% 0.083 229.5) |
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 #18627F | 6.79:1 | AA | Lc -88.1 | Fine for body text |
| Black text on #18627F | 3.09:1 | AA large text | Lc 21.0 | Dividers and decoration only |
| #18627F text on white | 6.79:1 | AA | Lc 83.1 | Fine for body text |
| #18627F text on black | 3.09:1 | 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
#F2F6F8
oklch(97.1% 0.005 228.8)
-
Step 100
100
#E2EBF0
oklch(93.5% 0.012 231.7)
-
Step 200
200
#CBDCE5
oklch(88.4% 0.022 230.6)
-
Step 300
300
#A7C6D6
oklch(80.9% 0.04 230.3)
-
Step 400
400
#76A9C1
oklch(70.8% 0.064 228.9)
-
Step 500
500
#5093B2
oklch(63.1% 0.083 229.9)
-
Step 600
600
#307D9D
oklch(55.6% 0.089 229.1)
-
Step 700
700 (this color)
#18627F
oklch(46.6% 0.083 229.5)
-
Step 800
800
#1E566D
oklch(42.7% 0.069 228.9)
-
Step 900
900
#1F4758
oklch(37.7% 0.053 228.4)
-
Step 950
950
#132A34
oklch(27.1% 0.034 228.3)
#18627F 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) | #536080 | 0.058 |
| Deuteranopia (no green cones) | #45577F | 0.049 |
| Tritanopia (no blue cones) | #006A6C | 0.047 |
| Achromatopsia (no color) | #5B5B5B | 0.083 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #18627F
#18627F
oklch(46.6% 0.083 229.5)
- #7F4B2D
#7F4B2D
oklch(46.7% 0.083 49.7)
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 #18627F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Navy Blue #2E5A88 ΔE 0.034
- Peacock Blue #016795 ΔE 0.035
- Petrol #005F6A ΔE 0.037
- Denim #3B638C ΔE 0.037
- YInMn Blue #415A77 ΔE 0.039
- Dark Aqua #05696B ΔE 0.046
- Deep Sea Blue #015482 ΔE 0.048
- Denim Blue #3B5B92 ΔE 0.051
Use #18627F 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.