#7D99DD
Closest named color: Cornflower Blue (#6495ED). oklch(68.9% 0.106 266.6), rgb(125, 153, 221).
Aa
Black text reads best on this color (7.47:1).
About this color
#7D99DD is a medium-light, moderately saturated blue. In OKLCH its lightness is 69%, its chroma 0.106 and its hue 267°. Its hue sits on the cool side of the wheel. The nearest named color is Cornflower Blue (#6495ED), ΔE 0.040 away. Black text reads best on it, at 7.47:1.
| Hue family | Blues |
| Lightness | medium-light (69%) |
| Chroma | moderately saturated (0.106) |
| Temperature | cool |
| Nearest name | Cornflower Blue (#6495ED) |
| Black text | 7.47:1 |
| White text | 2.81:1 |
Values
| HEX | #7D99DD |
| RGB | rgb(125, 153, 221) |
| HSL | hsl(223, 59%, 68%) |
| OKLCH | oklch(68.9% 0.106 266.6) |
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 #7D99DD | 2.81:1 | Fails | Lc -59.2 | Large or bold text, headings |
| Black text on #7D99DD | 7.47:1 | AAA | Lc 50.1 | Large or bold text, headings |
| #7D99DD text on white | 2.81:1 | Fails | Lc 54.0 | Large or bold text, headings |
| #7D99DD text on black | 7.47:1 | AAA | Lc -47.9 | Large or bold text, headings |
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
#F3F5FC
oklch(97.1% 0.01 273.4)
-
Step 100
100
#E4EAF7
oklch(93.6% 0.019 266)
-
Step 200
200
#CED9F2
oklch(88.5% 0.036 266.7)
-
Step 300
300
#ADC0EC
oklch(80.8% 0.066 266.6)
-
Step 400
400 (this color)
#7D99DD
oklch(68.9% 0.106 266.6)
-
Step 500
500
#6485DB
oklch(63.1% 0.135 266.7)
-
Step 600
600
#4C6DC8
oklch(55.6% 0.146 266.7)
-
Step 700
700
#3D5BAD
oklch(49.2% 0.135 266.4)
-
Step 800
800
#324A8C
oklch(42.6% 0.113 266.6)
-
Step 900
900
#2C3F70
oklch(37.8% 0.087 266.3)
-
Step 950
950
#1A2542
oklch(27% 0.056 266.9)
#7D99DD 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) | #819FE0 | 0.017 |
| Deuteranopia (no green cones) | #7796DB | 0.012 |
| Tritanopia (no blue cones) | #5BA7B1 | 0.095 |
| Achromatopsia (no color) | #9A9A9A | 0.106 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #7D99DD
#7D99DD
oklch(68.9% 0.106 266.6)
- #B89647
#B89647
oklch(68.9% 0.106 86)
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 #7D99DD, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cornflower Blue #6495ED ΔE 0.040
- Perrywinkle #8F8CE7 ΔE 0.045
- Periwinkle Blue #8F99FB ΔE 0.052
- Chefchaouen Blue #4895EF ΔE 0.062
- Soft Blue #6488EA ΔE 0.064
- Faded Blue #658CBB ΔE 0.066
- Lavender Blue #8B88F8 ΔE 0.067
- Dark Sky Blue #448EE4 ΔE 0.071
Use #7D99DD 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.