#192B3F
Closest named color: Oxford Blue (#1B263B). oklch(28.4% 0.044 252), rgb(25, 43, 63).
Aa
White text reads best on this color (14.39:1).
About this color
#192B3F is a dark, muted blue. In OKLCH its lightness is 28%, its chroma 0.044 and its hue 252°. Its hue sits on the cool side of the wheel. The nearest named color is Oxford Blue (#1B263B), ΔE 0.017 away. White text reads best on it, at 14.39:1.
| Hue family | Blues |
| Lightness | dark (28%) |
| Chroma | muted (0.044) |
| Temperature | cool |
| Nearest name | Oxford Blue (#1B263B) |
| Black text | 1.45:1 |
| White text | 14.39:1 |
Values
| HEX | #192B3F |
| RGB | rgb(25, 43, 63) |
| HSL | hsl(212, 43%, 17%) |
| OKLCH | oklch(28.4% 0.044 252) |
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 #192B3F | 14.39:1 | AAA | Lc -104.0 | Preferred for body text |
| Black text on #192B3F | 1.45:1 | Fails | Lc 0.0 | Not readable |
| #192B3F text on white | 14.39:1 | AAA | Lc 101.1 | Preferred for body text |
| #192B3F text on black | 1.45:1 | 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 950.
-
Step 50
50
#F2F6FA
oklch(97.1% 0.007 247.9)
-
Step 100
100
#E3EBF4
oklch(93.7% 0.015 251.2)
-
Step 200
200
#CCDBEC
oklch(88.5% 0.029 251.5)
-
Step 300
300
#A9C3E2
oklch(80.8% 0.052 253)
-
Step 400
400
#7AA4D4
oklch(70.7% 0.084 252.3)
-
Step 500
500
#578DC8
oklch(63.1% 0.106 251.8)
-
Step 600
600
#3B76B5
oklch(55.6% 0.116 252)
-
Step 700
700
#2D639C
oklch(49.1% 0.108 252)
-
Step 800
800
#26517E
oklch(42.7% 0.089 251.6)
-
Step 900
900
#244365
oklch(37.6% 0.069 252.1)
-
Step 950
950 (this color)
#192B3F
oklch(28.4% 0.044 252)
#192B3F 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) | #232C40 | 0.015 |
| Deuteranopia (no green cones) | #1E283F | 0.012 |
| Tritanopia (no blue cones) | #053032 | 0.039 |
| Achromatopsia (no color) | #2A2A2A | 0.044 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #192B3F
#192B3F
oklch(28.4% 0.044 252)
- #37260F
#37260F
oklch(28.3% 0.044 72.6)
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 #192B3F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Oxford Blue #1B263B ΔE 0.017
- Space Cadet #2B2D42 ΔE 0.030
- Dark #1B2431 ΔE 0.031
- Gunmetal #293241 ΔE 0.035
- Jet #212529 ΔE 0.041
- Prussian Blue #1D3557 ΔE 0.050
- Midnight Green #073B4C ΔE 0.053
- Dark Blue Grey #1F3B4D ΔE 0.056
Use #192B3F 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.