#319EBA
Closest named color: Cadet Blue (#5F9EA0). oklch(65.1% 0.103 218.9), rgb(49, 158, 186).
Aa
Black text reads best on this color (6.73:1).
About this color
#319EBA is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 65%, its chroma 0.103 and its hue 219°. Its hue sits on the cool side of the wheel. The nearest named color is Cadet Blue (#5F9EA0), ΔE 0.049 away. Black text reads best on it, at 6.73:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (65%) |
| Chroma | moderately saturated (0.103) |
| Temperature | cool |
| Nearest name | Cadet Blue (#5F9EA0) |
| Black text | 6.73:1 |
| White text | 3.12:1 |
Values
| HEX | #319EBA |
| RGB | rgb(49, 158, 186) |
| HSL | hsl(192, 58%, 46%) |
| OKLCH | oklch(65.1% 0.103 218.9) |
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 #319EBA | 3.12:1 | AA large text | Lc -63.3 | Content text, not long reading |
| Black text on #319EBA | 6.73:1 | AA | Lc 46.2 | Large or bold text, headings |
| #319EBA text on white | 3.12:1 | AA large text | Lc 57.9 | Large or bold text, headings |
| #319EBA text on black | 6.73:1 | AA | Lc -43.9 | 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
#F1F7F8
oklch(97.2% 0.007 208.8)
-
Step 100
100
#E0ECF0
oklch(93.5% 0.014 219.6)
-
Step 200
200
#C6DEE6
oklch(88.5% 0.028 219.8)
-
Step 300
300
#9DC9D7
oklch(80.9% 0.05 219.3)
-
Step 400
400
#62ADC3
oklch(70.7% 0.081 218.9)
-
Step 500
500 (this color)
#319EBA
oklch(65.1% 0.103 218.9)
-
Step 600
600
#00819B
oklch(55.7% 0.1 218.5)
-
Step 700
700
#006C83
oklch(49.1% 0.089 219.3)
-
Step 800
800
#00586B
oklch(42.5% 0.077 219.1)
-
Step 900
900
#024A5A
oklch(37.8% 0.067 218.8)
-
Step 950
950
#072B35
oklch(26.9% 0.043 220.5)
#319EBA 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) | #8C9ABC | 0.087 |
| Deuteranopia (no green cones) | #7A8CBA | 0.078 |
| Tritanopia (no blue cones) | #00A7A7 | 0.047 |
| Achromatopsia (no color) | #929292 | 0.104 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #319EBA
#319EBA
oklch(65.1% 0.103 218.9)
- #C5785F
#C5785F
oklch(65% 0.104 38.7)
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 #319EBA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cadet Blue #5F9EA0 ΔE 0.049
- Turquoise Blue #06B1C4 ΔE 0.052
- Sea #3C9992 ΔE 0.058
- Blue NCS #118AB2 ΔE 0.062
- Greyblue #77A1B5 ΔE 0.062
- Teal Green #0A9396 ΔE 0.062
- Faded Blue #658CBB ΔE 0.062
- Persian Green #2A9D8F ΔE 0.066
Use #319EBA 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.