#10394D
Closest named color: Midnight Green (#073B4C). oklch(32.7% 0.057 233.8), rgb(16, 57, 77).
Aa
White text reads best on this color (12.24:1).
About this color
#10394D is a dark, muted blue. In OKLCH its lightness is 33%, its chroma 0.057 and its hue 234°. Its hue sits on the cool side of the wheel. The nearest named color is Midnight Green (#073B4C), ΔE 0.009 away. White text reads best on it, at 12.24:1.
| Hue family | Blues |
| Lightness | dark (33%) |
| Chroma | muted (0.057) |
| Temperature | cool |
| Nearest name | Midnight Green (#073B4C) |
| Black text | 1.71:1 |
| White text | 12.24:1 |
Values
| HEX | #10394D |
| RGB | rgb(16, 57, 77) |
| HSL | hsl(200, 66%, 18%) |
| OKLCH | oklch(32.7% 0.057 233.8) |
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 #10394D | 12.24:1 | AAA | Lc -101.2 | Preferred for body text |
| Black text on #10394D | 1.71:1 | Fails | Lc 0.0 | Not readable |
| #10394D text on white | 12.24:1 | AAA | Lc 97.7 | Preferred for body text |
| #10394D 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
#A6C6D8
oklch(80.9% 0.043 232.7)
-
Step 400
400
#75A8C5
oklch(70.6% 0.069 234)
-
Step 500
500
#4F92B6
oklch(63% 0.087 234)
-
Step 600
600
#2F7CA2
oklch(55.6% 0.095 233.7)
-
Step 700
700
#21688B
oklch(49% 0.088 234.5)
-
Step 800
800
#1E5571
oklch(42.7% 0.073 234.5)
-
Step 900
900 (this color)
#10394D
oklch(32.7% 0.057 233.8)
-
Step 950
950
#132935
oklch(26.9% 0.036 234.1)
#10394D 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) | #2F384E | 0.036 |
| Deuteranopia (no green cones) | #27324D | 0.032 |
| Tritanopia (no blue cones) | #003E40 | 0.035 |
| Achromatopsia (no color) | #353535 | 0.057 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #10394D
#10394D
oklch(32.7% 0.057 233.8)
- #4B2C16
#4B2C16
oklch(32.7% 0.057 54.6)
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 #10394D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Midnight Green #073B4C ΔE 0.009
- Dark Blue Grey #1F3B4D ΔE 0.017
- Prussian Blue #1D3557 ΔE 0.028
- Gunmetal #293241 ΔE 0.035
- Space Cadet #2B2D42 ΔE 0.046
- Onyx #343A40 ΔE 0.048
- Charcoal #264653 ΔE 0.051
- Marine Blue #01386A ΔE 0.053
Use #10394D 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.