#10415A
Closest named color: Dark Blue Grey (#1F3B4D). oklch(35.6% 0.067 235.7), rgb(16, 65, 90).
Aa
White text reads best on this color (10.90:1).
About this color
#10415A is a dark, muted blue. In OKLCH its lightness is 36%, its chroma 0.067 and its hue 236°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Blue Grey (#1F3B4D), ΔE 0.027 away. White text reads best on it, at 10.90:1.
| Hue family | Blues |
| Lightness | dark (36%) |
| Chroma | muted (0.067) |
| Temperature | cool |
| Nearest name | Dark Blue Grey (#1F3B4D) |
| Black text | 1.92:1 |
| White text | 10.90:1 |
Values
| HEX | #10415A |
| RGB | rgb(16, 65, 90) |
| HSL | hsl(200, 70%, 21%) |
| OKLCH | oklch(35.6% 0.067 235.7) |
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 #10415A | 10.90:1 | AAA | Lc -98.9 | Preferred for body text |
| Black text on #10415A | 1.92:1 | Fails | Lc 8.9 | Not readable |
| #10415A text on white | 10.90:1 | AAA | Lc 95.0 | Preferred for body text |
| #10415A text on black | 1.92:1 | Fails | Lc -7.7 | 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
#F1F6F9
oklch(97% 0.007 233.6)
-
Step 100
100
#E1ECF2
oklch(93.7% 0.014 231.2)
-
Step 200
200
#C9DCE9
oklch(88.4% 0.027 237.6)
-
Step 300
300
#A2C6DD
oklch(80.8% 0.05 236.3)
-
Step 400
400
#6EA9CC
oklch(70.8% 0.08 235.6)
-
Step 500
500
#4393BF
oklch(63.2% 0.102 235.7)
-
Step 600
600
#1A7CAB
oklch(55.5% 0.111 235.9)
-
Step 700
700
#076993
oklch(49.2% 0.103 235.5)
-
Step 800
800
#0F5577
oklch(42.6% 0.085 236.2)
-
Step 900
900 (this color)
#10415A
oklch(35.6% 0.067 235.7)
-
Step 950
950
#0F2A38
oklch(27.1% 0.042 233.9)
#10415A 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) | #35415B | 0.040 |
| Deuteranopia (no green cones) | #2B3A5A | 0.032 |
| Tritanopia (no blue cones) | #00474A | 0.040 |
| Achromatopsia (no color) | #3D3D3D | 0.067 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #10415A
#10415A
oklch(35.6% 0.067 235.7)
- #563216
#563216
oklch(35.6% 0.066 56.3)
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 #10415A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Blue Grey #1F3B4D ΔE 0.027
- Midnight Green #073B4C ΔE 0.030
- Dark Grey Blue #29465B ΔE 0.030
- Charcoal #264653 ΔE 0.031
- Prussian Blue #1D3557 ΔE 0.038
- Marine Blue #01386A ΔE 0.045
- Dark Teal #014D4E ΔE 0.051
- Onyx #343A40 ΔE 0.055
Use #10415A 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.