#738BF8
Closest named color: Soft Blue (#6488EA). oklch(66.9% 0.163 272), rgb(115, 139, 248).
Aa
Black text reads best on this color (6.77:1).
About this color
#738BF8 is a medium-light, vivid blue. In OKLCH its lightness is 67%, its chroma 0.163 and its hue 272°. Its hue sits on the cool side of the wheel. The nearest named color is Soft Blue (#6488EA), ΔE 0.029 away. Black text reads best on it, at 6.77:1.
| Hue family | Blues |
| Lightness | medium-light (67%) |
| Chroma | vivid (0.163) |
| Temperature | cool |
| Nearest name | Soft Blue (#6488EA) |
| Black text | 6.77:1 |
| White text | 3.09:1 |
Values
| HEX | #738BF8 |
| RGB | rgb(115, 139, 248) |
| HSL | hsl(229, 90%, 71%) |
| OKLCH | oklch(66.9% 0.163 272) |
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 #738BF8 | 3.09:1 | AA large text | Lc -63.1 | Content text, not long reading |
| Black text on #738BF8 | 6.77:1 | AA | Lc 46.3 | Large or bold text, headings |
| #738BF8 text on white | 3.09:1 | AA large text | Lc 57.7 | Large or bold text, headings |
| #738BF8 text on black | 6.77:1 | AA | Lc -44.0 | Non-text elements, placeholder text |
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 400.
-
Step 50
50
#F2F5FF
oklch(97.1% 0.014 272.7)
-
Step 100
100
#E3E9FE
oklch(93.6% 0.029 273.1)
-
Step 200
200
#CCD8FF
oklch(88.6% 0.055 271.8)
-
Step 300
300
#ABBDFF
oklch(80.9% 0.096 272.3)
-
Step 400
400 (this color)
#738BF8
oklch(66.9% 0.163 272)
-
Step 500
500
#627AFF
oklch(63.1% 0.198 271.8)
-
Step 600
600
#4B5CF5
oklch(55.7% 0.227 271.8)
-
Step 700
700
#3D4AD5
oklch(49.1% 0.21 271.8)
-
Step 800
800
#323EAC
oklch(42.7% 0.174 271.9)
-
Step 900
900
#2B3788
oklch(37.8% 0.135 271.9)
-
Step 950
950
#192150
oklch(27.1% 0.086 272.1)
#738BF8 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) | #5B98FC | 0.038 |
| Deuteranopia (no green cones) | #4B8DF6 | 0.041 |
| Tritanopia (no blue cones) | #2EA3B5 | 0.146 |
| Achromatopsia (no color) | #929292 | 0.163 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #738BF8
#738BF8
oklch(66.9% 0.163 272)
- #B39100
#B39100
oklch(66.9% 0.137 92.1)
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 #738BF8, closest first.
No curated palette has a color within ΔE 0.04 of #738BF8.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Soft Blue #6488EA ΔE 0.029
- Lavender Blue #8B88F8 ΔE 0.031
- Cornflower Blue #6495ED ΔE 0.036
- Periwinkle #8E82FE ΔE 0.042
- Perrywinkle #8F8CE7 ΔE 0.045
- Cornflower #6A79F7 ΔE 0.048
- Chefchaouen Blue #4895EF ΔE 0.050
- Periwinkle Blue #8F99FB ΔE 0.054
Use #738BF8 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.