#0749B8
Closest named color: Blue Blue (#2242C7). oklch(44.5% 0.186 261.1), rgb(7, 73, 184).
Aa
White text reads best on this color (7.91:1).
About this color
#0749B8 is a dark, vivid blue. In OKLCH its lightness is 45%, its chroma 0.186 and its hue 261°. Its hue sits on the cool side of the wheel. The nearest named color is Blue Blue (#2242C7), ΔE 0.030 away. White text reads best on it, at 7.91:1.
| Hue family | Blues |
| Lightness | dark (45%) |
| Chroma | vivid (0.186) |
| Temperature | cool |
| Nearest name | Blue Blue (#2242C7) |
| Black text | 2.65:1 |
| White text | 7.91:1 |
Values
| HEX | #0749B8 |
| RGB | rgb(7, 73, 184) |
| HSL | hsl(218, 93%, 37%) |
| OKLCH | oklch(44.5% 0.186 261.1) |
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 #0749B8 | 7.91:1 | AAA | Lc -91.3 | Preferred for body text |
| Black text on #0749B8 | 2.65:1 | Fails | Lc 17.5 | Dividers and decoration only |
| #0749B8 text on white | 7.91:1 | AAA | Lc 86.6 | Fine for body text |
| #0749B8 text on black | 2.65:1 | Fails | Lc -15.5 | Dividers and decoration only |
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 800.
-
Step 50
50
#F0F6FF
oklch(97.1% 0.014 258.3)
-
Step 100
100
#DFEBFF
oklch(93.7% 0.03 260.7)
-
Step 200
200
#C5DAFF
oklch(88.5% 0.056 261.8)
-
Step 300
300
#9EC1FF
oklch(80.8% 0.096 261.6)
-
Step 400
400
#689FFF
oklch(70.7% 0.153 260.8)
-
Step 500
500
#3E82FF
oklch(63% 0.199 261.3)
-
Step 600
600
#0163FD
oklch(55.6% 0.242 261.1)
-
Step 700
700
#0053D7
oklch(49.2% 0.214 261.1)
-
Step 800
800 (this color)
#0749B8
oklch(44.5% 0.186 261.1)
-
Step 900
900
#0D3B8D
oklch(37.8% 0.145 261.1)
-
Step 950
950
#092352
oklch(26.9% 0.092 261.1)
#0749B8 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) | #0059BC | 0.040 |
| Deuteranopia (no green cones) | #004AB6 | 0.004 |
| Tritanopia (no blue cones) | #006679 | 0.141 |
| Achromatopsia (no color) | #515151 | 0.186 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #0749B8
#0749B8
oklch(44.5% 0.186 261.1)
- #6E4D00
#6E4D00
oklch(44.5% 0.092 80.2)
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 #0749B8, closest first.
No curated palette has a color within ΔE 0.04 of #0749B8.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Blue Blue #2242C7 ΔE 0.030
- Sapphire #2138AB ΔE 0.044
- Majorelle Blue #3F37C9 ΔE 0.060
- Cobalt #1E488F ΔE 0.067
- Blueberry #464196 ΔE 0.078
- Dusk Blue #26538D ΔE 0.079
- Blue With A Hint Of Purple #533CC6 ΔE 0.080
- Blurple #5539CC ΔE 0.086
Use #0749B8 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.