#10394E
Closest named color: Midnight Green (#073B4C). oklch(32.7% 0.058 235.1), rgb(16, 57, 78).
Aa
White text reads best on this color (12.22:1).
About this color
#10394E is a dark, muted blue. In OKLCH its lightness is 33%, its chroma 0.058 and its hue 235°. Its hue sits on the cool side of the wheel. The nearest named color is Midnight Green (#073B4C), ΔE 0.010 away. White text reads best on it, at 12.22:1.
| Hue family | Blues |
| Lightness | dark (33%) |
| Chroma | muted (0.058) |
| Temperature | cool |
| Nearest name | Midnight Green (#073B4C) |
| Black text | 1.71:1 |
| White text | 12.22:1 |
Values
| HEX | #10394E |
| RGB | rgb(16, 57, 78) |
| HSL | hsl(200, 66%, 18%) |
| OKLCH | oklch(32.7% 0.058 235.1) |
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 #10394E | 12.22:1 | AAA | Lc -101.2 | Preferred for body text |
| Black text on #10394E | 1.71:1 | Fails | Lc 0.0 | Not readable |
| #10394E text on white | 12.22:1 | AAA | Lc 97.7 | Preferred for body text |
| #10394E text on black | 1.71:1 | Fails | Lc 0.0 | Not readable |
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 900.
-
Step 50
50
#F2F6F9
oklch(97.1% 0.006 239.8)
-
Step 100
100
#E2EBF1
oklch(93.5% 0.013 236.6)
-
Step 200
200
#CBDCE7
oklch(88.5% 0.024 236)
-
Step 300
300
#A6C6D9
oklch(80.9% 0.044 234.1)
-
Step 400
400
#75A8C6
oklch(70.7% 0.07 234.9)
-
Step 500
500
#4F92B8
oklch(63.1% 0.089 235.4)
-
Step 600
600
#2F7CA4
oklch(55.7% 0.097 235.1)
-
Step 700
700
#20688C
oklch(49% 0.09 235)
-
Step 800
800
#1D5572
oklch(42.7% 0.075 235.2)
-
Step 900
900 (this color)
#10394E
oklch(32.7% 0.058 235.1)
-
Step 950
950
#132936
oklch(26.9% 0.037 236.3)
#10394E 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) | #2F394F | 0.036 |
| Deuteranopia (no green cones) | #26334E | 0.028 |
| Tritanopia (no blue cones) | #003E40 | 0.036 |
| Achromatopsia (no color) | #353535 | 0.058 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #10394E
#10394E
oklch(32.7% 0.058 235.1)
- #4B2C15
#4B2C15
oklch(32.7% 0.058 55.6)
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 #10394E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Midnight Green #073B4C ΔE 0.010
- Dark Blue Grey #1F3B4D ΔE 0.017
- Prussian Blue #1D3557 ΔE 0.026
- Gunmetal #293241 ΔE 0.036
- Space Cadet #2B2D42 ΔE 0.046
- Onyx #343A40 ΔE 0.049
- Marine Blue #01386A ΔE 0.051
- Charcoal #264653 ΔE 0.051
Use #10394E 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.