#23485B
Closest named color: Dark Grey Blue (#29465B). oklch(38.3% 0.053 232.9), rgb(35, 72, 91).
Aa
White text reads best on this color (9.76:1).
About this color
#23485B is a dark, muted blue. In OKLCH its lightness is 38%, its chroma 0.053 and its hue 233°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Grey Blue (#29465B), ΔE 0.008 away. White text reads best on it, at 9.76:1.
| Hue family | Blues |
| Lightness | dark (38%) |
| Chroma | muted (0.053) |
| Temperature | cool |
| Nearest name | Dark Grey Blue (#29465B) |
| Black text | 2.14:1 |
| White text | 9.76:1 |
Values
| HEX | #23485B |
| RGB | rgb(35, 72, 91) |
| HSL | hsl(200, 44%, 25%) |
| OKLCH | oklch(38.3% 0.053 232.9) |
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 #23485B | 9.76:1 | AAA | Lc -96.7 | Preferred for body text |
| Black text on #23485B | 2.14:1 | Fails | Lc 11.4 | Not readable |
| #23485B text on white | 9.76:1 | AAA | Lc 92.5 | Preferred for body text |
| #23485B text on black | 2.14:1 | Fails | Lc -9.9 | 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
#F2F6F8
oklch(97.1% 0.005 228.8)
-
Step 100
100
#E3EBF0
oklch(93.5% 0.011 234.8)
-
Step 200
200
#CBDCE6
oklch(88.5% 0.023 233.4)
-
Step 300
300
#A8C6D7
oklch(81% 0.04 232.8)
-
Step 400
400
#78A8C2
oklch(70.7% 0.064 232.5)
-
Step 500
500
#5392B3
oklch(63.1% 0.082 233)
-
Step 600
600
#357C9F
oklch(55.7% 0.089 233)
-
Step 700
700
#266888
oklch(49% 0.083 233.3)
-
Step 800
800
#22556E
oklch(42.7% 0.068 232.9)
-
Step 900
900 (this color)
#23485B
oklch(38.3% 0.053 232.9)
-
Step 950
950
#142934
oklch(26.9% 0.034 232.8)
#23485B 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) | #3F475C | 0.036 |
| Deuteranopia (no green cones) | #37415B | 0.031 |
| Tritanopia (no blue cones) | #004D4E | 0.039 |
| Achromatopsia (no color) | #444444 | 0.053 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #23485B
#23485B
oklch(38.3% 0.053 232.9)
- #5A3B28
#5A3B28
oklch(38.3% 0.053 52)
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 #23485B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Grey Blue #29465B ΔE 0.008
- Charcoal #264653 ΔE 0.014
- Dark Slate Gray #2F4F4F ΔE 0.038
- Dark Teal #014D4E ΔE 0.039
- Deep Teal #00555A ΔE 0.045
- Dark Blue Grey #1F3B4D ΔE 0.045
- Charcoal Grey #3C4142 ΔE 0.049
- Midnight Green #073B4C ΔE 0.055
Use #23485B 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.