#12617D
Closest named color: Petrol (#005F6A). oklch(46.1% 0.084 227.9), rgb(18, 97, 125).
Aa
White text reads best on this color (6.92:1).
About this color
#12617D is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 46%, its chroma 0.084 and its hue 228°. Its hue sits on the cool side of the wheel. The nearest named color is Petrol (#005F6A), ΔE 0.033 away. White text reads best on it, at 6.92:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (46%) |
| Chroma | moderately saturated (0.084) |
| Temperature | cool |
| Nearest name | Petrol (#005F6A) |
| Black text | 3.03:1 |
| White text | 6.92:1 |
Values
| HEX | #12617D |
| RGB | rgb(18, 97, 125) |
| HSL | hsl(196, 75%, 28%) |
| OKLCH | oklch(46.1% 0.084 227.9) |
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 #12617D | 6.92:1 | AA | Lc -88.6 | Fine for body text |
| Black text on #12617D | 3.03:1 | AA large text | Lc 20.5 | Dividers and decoration only |
| #12617D text on white | 6.92:1 | AA | Lc 83.6 | Fine for body text |
| #12617D text on black | 3.03:1 | AA large text | Lc -18.4 | 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
#E2ECF0
oklch(93.7% 0.012 223.5)
-
Step 200
200
#CBDCE5
oklch(88.4% 0.022 230.6)
-
Step 300
300
#A6C6D5
oklch(80.8% 0.04 227.9)
-
Step 400
400
#75A9C1
oklch(70.7% 0.065 228.5)
-
Step 500
500
#4E93B1
oklch(63% 0.083 228.5)
-
Step 600
600
#2D7D9D
oklch(55.5% 0.091 228.5)
-
Step 700
700 (this color)
#12617D
oklch(46.1% 0.084 227.9)
-
Step 800
800
#1C566D
oklch(42.7% 0.07 228.3)
-
Step 900
900
#1E4758
oklch(37.6% 0.054 228)
-
Step 950
950
#132A34
oklch(27.1% 0.034 228.3)
#12617D 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) | #525F7E | 0.060 |
| Deuteranopia (no green cones) | #44557D | 0.053 |
| Tritanopia (no blue cones) | #00696A | 0.047 |
| Achromatopsia (no color) | #5A5A5A | 0.084 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #12617D
#12617D
oklch(46.1% 0.084 227.9)
- #7E492C
#7E492C
oklch(46.2% 0.084 48.4)
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 #12617D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Petrol #005F6A ΔE 0.033
- Light Navy Blue #2E5A88 ΔE 0.036
- Peacock Blue #016795 ΔE 0.039
- YInMn Blue #415A77 ΔE 0.040
- Denim #3B638C ΔE 0.042
- Deep Sea Blue #015482 ΔE 0.045
- Dark Aqua #05696B ΔE 0.045
- Denim Blue #3B5B92 ΔE 0.054
Use #12617D 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.