#499ACC
Closest named color: Faded Blue (#658CBB). oklch(65.7% 0.109 238.6), rgb(73, 154, 204).
Aa
Black text reads best on this color (6.77:1).
About this color
#499ACC is a medium-light, moderately saturated blue. In OKLCH its lightness is 66%, its chroma 0.109 and its hue 239°. Its hue sits on the cool side of the wheel. The nearest named color is Faded Blue (#658CBB), ΔE 0.044 away. Black text reads best on it, at 6.77:1.
| Hue family | Blues |
| Lightness | medium-light (66%) |
| Chroma | moderately saturated (0.109) |
| Temperature | cool |
| Nearest name | Faded Blue (#658CBB) |
| Black text | 6.77:1 |
| White text | 3.09:1 |
Values
| HEX | #499ACC |
| RGB | rgb(73, 154, 204) |
| HSL | hsl(203, 56%, 54%) |
| OKLCH | oklch(65.7% 0.109 238.6) |
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 #499ACC | 3.09:1 | AA large text | Lc -63.1 | Content text, not long reading |
| Black text on #499ACC | 6.77:1 | AA | Lc 46.3 | Large or bold text, headings |
| #499ACC text on white | 3.09:1 | AA large text | Lc 57.7 | Large or bold text, headings |
| #499ACC 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 500.
-
Step 50
50
#F1F6FA
oklch(97.1% 0.008 241.7)
-
Step 100
100
#E1ECF3
oklch(93.7% 0.015 235.4)
-
Step 200
200
#C8DCEB
oklch(88.4% 0.03 240.2)
-
Step 300
300
#A2C6E0
oklch(80.9% 0.053 239.7)
-
Step 400
400
#6DA8D0
oklch(70.7% 0.085 239.2)
-
Step 500
500 (this color)
#499ACC
oklch(65.7% 0.109 238.6)
-
Step 600
600
#157BB0
oklch(55.5% 0.118 238.8)
-
Step 700
700
#006897
oklch(49.1% 0.109 238.1)
-
Step 800
800
#0B557B
oklch(42.8% 0.091 238.5)
-
Step 900
900
#154663
oklch(37.6% 0.071 239.1)
-
Step 950
950
#0E293A
oklch(26.9% 0.046 239.3)
#499ACC 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) | #839ACE | 0.061 |
| Deuteranopia (no green cones) | #718DCB | 0.049 |
| Tritanopia (no blue cones) | #00A7AB | 0.077 |
| Achromatopsia (no color) | #929292 | 0.109 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #499ACC
#499ACC
oklch(65.7% 0.109 238.6)
- #C28049
#C28049
oklch(65.7% 0.108 59.1)
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 #499ACC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Faded Blue #658CBB ΔE 0.044
- Dark Sky Blue #448EE4 ΔE 0.055
- Chefchaouen Blue #4895EF ΔE 0.058
- Cornflower Blue #6495ED ΔE 0.061
- Dusty Blue #5A86AD ΔE 0.063
- Greyblue #77A1B5 ΔE 0.063
- Cool Blue #4984B8 ΔE 0.063
- Silver Lake Blue #778DA9 ΔE 0.066
Use #499ACC 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.