#438DFD
Closest named color: Dodger Blue (#1E90FF). oklch(65.3% 0.182 258.7), rgb(67, 141, 253).
Aa
Black text reads best on this color (6.46:1).
About this color
#438DFD is a medium-light, vivid blue. In OKLCH its lightness is 65%, its chroma 0.182 and its hue 259°. Its hue sits on the cool side of the wheel. The nearest named color is Dodger Blue (#1E90FF), ΔE 0.019 away. Black text reads best on it, at 6.46:1.
| Hue family | Blues |
| Lightness | medium-light (65%) |
| Chroma | vivid (0.182) |
| Temperature | cool |
| Nearest name | Dodger Blue (#1E90FF) |
| Black text | 6.46:1 |
| White text | 3.24:1 |
Values
| HEX | #438DFD |
| RGB | rgb(67, 141, 253) |
| HSL | hsl(216, 98%, 63%) |
| OKLCH | oklch(65.3% 0.182 258.7) |
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 #438DFD | 3.24:1 | AA large text | Lc -64.8 | Content text, not long reading |
| Black text on #438DFD | 6.46:1 | AA | Lc 44.7 | Non-text elements, placeholder text |
| #438DFD text on white | 3.24:1 | AA large text | Lc 59.3 | Large or bold text, headings |
| #438DFD text on black | 6.46:1 | AA | Lc -42.4 | 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 500.
-
Step 50
50
#F1F6FE
oklch(97.2% 0.012 259.8)
-
Step 100
100
#E0EBFC
oklch(93.7% 0.026 259)
-
Step 200
200
#C6DBFB
oklch(88.6% 0.05 258.7)
-
Step 300
300
#9EC2FA
oklch(80.8% 0.089 259.1)
-
Step 400
400
#67A1F8
oklch(70.7% 0.142 258.3)
-
Step 500
500 (this color)
#438DFD
oklch(65.3% 0.182 258.7)
-
Step 600
600
#156CE4
oklch(55.5% 0.198 258.7)
-
Step 700
700
#0459C6
oklch(49% 0.185 258.7)
-
Step 800
800
#0B4AA0
oklch(42.7% 0.152 258.6)
-
Step 900
900
#133F7F
oklch(37.7% 0.119 258.5)
-
Step 950
950
#0D254A
oklch(26.9% 0.075 258.9)
#438DFD 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) | #5498FF | 0.034 |
| Deuteranopia (no green cones) | #2D87FB | 0.023 |
| Tritanopia (no blue cones) | #00A7B9 | 0.141 |
| Achromatopsia (no color) | #8F8F8F | 0.182 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #438DFD
#438DFD
oklch(65.3% 0.182 258.7)
- #BC8400
#BC8400
oklch(65.3% 0.136 78.7)
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 #438DFD, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dodger Blue #1E90FF ΔE 0.019
- Chefchaouen Blue #4895EF ΔE 0.033
- Dark Sky Blue #448EE4 ΔE 0.038
- Soft Blue #6488EA ΔE 0.039
- Cornflower Blue #6495ED ΔE 0.047
- Clear Blue #247AFD ΔE 0.056
- Cornflower #6A79F7 ΔE 0.057
- Lavender Blue #8B88F8 ΔE 0.078
Use #438DFD 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.